2090760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 7603200

約数和(自身を除く): 5512440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 131, 133, 140, 152, 168, 190, 210, 228, 262, 266, 280, 285, 380, 393, 399, 420, 456, 524, 532, 570, 655, 665, 760, 786, 798, 840, 917, 1048, 1064, 1140, 1310, 1330, 1572, 1596, 1834, 1965, 1995, 2280, 2489, 2620, 2660, 2751, 3144, 3192, 3668, 3930, 3990, 4585, 4978, 5240, 5320, 5502, 7336, 7467, 7860, 7980, 9170, 9956, 11004, 12445, 13755, 14934, 15720, 15960, 17423, 18340, 19912, 22008, 24890, 27510, 29868, 34846, 36680, 37335, 49780, 52269, 55020, 59736, 69692, 74670, 87115, 99560, 104538, 110040, 139384, 149340, 174230, 209076, 261345, 298680, 348460, 418152, 522690, 696920, 1045380, 2090760]

約数ペア:

[(1, 2090760), (2, 1045380), (3, 696920), (4, 522690), (5, 418152), (6, 348460), (7, 298680), (8, 261345), (10, 209076), (12, 174230), (14, 149340), (15, 139384), (19, 110040), (20, 104538), (21, 99560), (24, 87115), (28, 74670), (30, 69692), (35, 59736), (38, 55020), (40, 52269), (42, 49780), (56, 37335), (57, 36680), (60, 34846), (70, 29868), (76, 27510), (84, 24890), (95, 22008), (105, 19912), (114, 18340), (120, 17423), (131, 15960), (133, 15720), (140, 14934), (152, 13755), (168, 12445), (190, 11004), (210, 9956), (228, 9170), (262, 7980), (266, 7860), (280, 7467), (285, 7336), (380, 5502), (393, 5320), (399, 5240), (420, 4978), (456, 4585), (524, 3990), (532, 3930), (570, 3668), (655, 3192), (665, 3144), (760, 2751), (786, 2660), (798, 2620), (840, 2489), (917, 2280), (1048, 1995), (1064, 1965), (1140, 1834), (1310, 1596), (1330, 1572)]