2000389920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:979

約数の個数: 192

約数和(自身を含む): 6661388160

約数和(自身を除く): 4660998240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 421, 456, 480, 521, 570, 608, 760, 842, 912, 1042, 1140, 1263, 1520, 1563, 1684, 1824, 2084, 2105, 2280, 2526, 2605, 3040, 3126, 3368, 4168, 4210, 4560, 5052, 5210, 6252, 6315, 6736, 7815, 7999, 8336, 8420, 9120, 9899, 10104, 10420, 12504, 12630, 13472, 15630, 15998, 16672, 16840, 19798, 20208, 20840, 23997, 25008, 25260, 29697, 31260, 31996, 33680, 39596, 39995, 40416, 41680, 47994, 49495, 50016, 50520, 59394, 62520, 63992, 67360, 79192, 79990, 83360, 95988, 98990, 101040, 118788, 119985, 125040, 127984, 148485, 158384, 159980, 191976, 197980, 202080, 219341, 237576, 239970, 250080, 255968, 296970, 316768, 319960, 383952, 395960, 438682, 475152, 479940, 593940, 639920, 658023, 767904, 791920, 877364, 950304, 959880, 1096705, 1187880, 1279840, 1316046, 1583840, 1754728, 1919760, 2193410, 2375760, 2632092, 3290115, 3509456, 3839520, 4167479, 4386820, 4751520, 5264184, 6580230, 7018912, 8334958, 8773640, 10528368, 12502437, 13160460, 16669916, 17547280, 20837395, 21056736, 25004874, 26320920, 33339832, 35094560, 41674790, 50009748, 52641840, 62512185, 66679664, 83349580, 100019496, 105283680, 125024370, 133359328, 166699160, 200038992, 250048740, 333398320, 400077984, 500097480, 666796640, 1000194960, 2000389920]

約数ペア:

[(1, 2000389920), (2, 1000194960), (3, 666796640), (4, 500097480), (5, 400077984), (6, 333398320), (8, 250048740), (10, 200038992), (12, 166699160), (15, 133359328), (16, 125024370), (19, 105283680), (20, 100019496), (24, 83349580), (30, 66679664), (32, 62512185), (38, 52641840), (40, 50009748), (48, 41674790), (57, 35094560), (60, 33339832), (76, 26320920), (80, 25004874), (95, 21056736), (96, 20837395), (114, 17547280), (120, 16669916), (152, 13160460), (160, 12502437), (190, 10528368), (228, 8773640), (240, 8334958), (285, 7018912), (304, 6580230), (380, 5264184), (421, 4751520), (456, 4386820), (480, 4167479), (521, 3839520), (570, 3509456), (608, 3290115), (760, 2632092), (842, 2375760), (912, 2193410), (1042, 1919760), (1140, 1754728), (1263, 1583840), (1520, 1316046), (1563, 1279840), (1684, 1187880), (1824, 1096705), (2084, 959880), (2105, 950304), (2280, 877364), (2526, 791920), (2605, 767904), (3040, 658023), (3126, 639920), (3368, 593940), (4168, 479940), (4210, 475152), (4560, 438682), (5052, 395960), (5210, 383952), (6252, 319960), (6315, 316768), (6736, 296970), (7815, 255968), (7999, 250080), (8336, 239970), (8420, 237576), (9120, 219341), (9899, 202080), (10104, 197980), (10420, 191976), (12504, 159980), (12630, 158384), (13472, 148485), (15630, 127984), (15998, 125040), (16672, 119985), (16840, 118788), (19798, 101040), (20208, 98990), (20840, 95988), (23997, 83360), (25008, 79990), (25260, 79192), (29697, 67360), (31260, 63992), (31996, 62520), (33680, 59394), (39596, 50520), (39995, 50016), (40416, 49495), (41680, 47994)]