20054880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:773

約数の個数: 144

約数和(自身を含む): 72137520

約数和(自身を除く): 52082640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 733, 760, 855, 912, 1140, 1368, 1440, 1466, 1520, 1710, 1824, 2199, 2280, 2736, 2932, 3040, 3420, 3665, 4398, 4560, 5472, 5864, 6597, 6840, 7330, 8796, 9120, 10995, 11728, 13194, 13680, 13927, 14660, 17592, 21990, 23456, 26388, 27360, 27854, 29320, 32985, 35184, 41781, 43980, 52776, 55708, 58640, 65970, 69635, 70368, 83562, 87960, 105552, 111416, 117280, 125343, 131940, 139270, 167124, 175920, 208905, 211104, 222832, 250686, 263880, 278540, 334248, 351840, 417810, 445664, 501372, 527760, 557080, 626715, 668496, 835620, 1002744, 1055520, 1114160, 1253430, 1336992, 1671240, 2005488, 2228320, 2506860, 3342480, 4010976, 5013720, 6684960, 10027440, 20054880]

約数ペア:

[(1, 20054880), (2, 10027440), (3, 6684960), (4, 5013720), (5, 4010976), (6, 3342480), (8, 2506860), (9, 2228320), (10, 2005488), (12, 1671240), (15, 1336992), (16, 1253430), (18, 1114160), (19, 1055520), (20, 1002744), (24, 835620), (30, 668496), (32, 626715), (36, 557080), (38, 527760), (40, 501372), (45, 445664), (48, 417810), (57, 351840), (60, 334248), (72, 278540), (76, 263880), (80, 250686), (90, 222832), (95, 211104), (96, 208905), (114, 175920), (120, 167124), (144, 139270), (152, 131940), (160, 125343), (171, 117280), (180, 111416), (190, 105552), (228, 87960), (240, 83562), (285, 70368), (288, 69635), (304, 65970), (342, 58640), (360, 55708), (380, 52776), (456, 43980), (480, 41781), (570, 35184), (608, 32985), (684, 29320), (720, 27854), (733, 27360), (760, 26388), (855, 23456), (912, 21990), (1140, 17592), (1368, 14660), (1440, 13927), (1466, 13680), (1520, 13194), (1710, 11728), (1824, 10995), (2199, 9120), (2280, 8796), (2736, 7330), (2932, 6840), (3040, 6597), (3420, 5864), (3665, 5472), (4398, 4560)]