2085480040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1739

約数の個数: 128

約数和(自身を含む): 5528736000

約数和(自身を除く): 3443255960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 89, 106, 140, 178, 212, 265, 280, 356, 371, 424, 445, 530, 623, 712, 742, 890, 1060, 1246, 1484, 1579, 1780, 1855, 2120, 2492, 2968, 3115, 3158, 3560, 3710, 4717, 4984, 6230, 6316, 7420, 7895, 9434, 11053, 12460, 12632, 14840, 15790, 18868, 22106, 23585, 24920, 31580, 33019, 37736, 44212, 47170, 55265, 63160, 66038, 83687, 88424, 94340, 110530, 132076, 140531, 165095, 167374, 188680, 221060, 264152, 281062, 330190, 334748, 418435, 442120, 562124, 585809, 660380, 669496, 702655, 836870, 983717, 1124248, 1171618, 1320760, 1405310, 1673740, 1967434, 2343236, 2810620, 2929045, 3347480, 3934868, 4686472, 4918585, 5621240, 5858090, 7448143, 7869736, 9837170, 11716180, 14896286, 19674340, 23432360, 29792572, 37240715, 39348680, 52137001, 59585144, 74481430, 104274002, 148962860, 208548004, 260685005, 297925720, 417096008, 521370010, 1042740020, 2085480040]

約数ペア:

[(1, 2085480040), (2, 1042740020), (4, 521370010), (5, 417096008), (7, 297925720), (8, 260685005), (10, 208548004), (14, 148962860), (20, 104274002), (28, 74481430), (35, 59585144), (40, 52137001), (53, 39348680), (56, 37240715), (70, 29792572), (89, 23432360), (106, 19674340), (140, 14896286), (178, 11716180), (212, 9837170), (265, 7869736), (280, 7448143), (356, 5858090), (371, 5621240), (424, 4918585), (445, 4686472), (530, 3934868), (623, 3347480), (712, 2929045), (742, 2810620), (890, 2343236), (1060, 1967434), (1246, 1673740), (1484, 1405310), (1579, 1320760), (1780, 1171618), (1855, 1124248), (2120, 983717), (2492, 836870), (2968, 702655), (3115, 669496), (3158, 660380), (3560, 585809), (3710, 562124), (4717, 442120), (4984, 418435), (6230, 334748), (6316, 330190), (7420, 281062), (7895, 264152), (9434, 221060), (11053, 188680), (12460, 167374), (12632, 165095), (14840, 140531), (15790, 132076), (18868, 110530), (22106, 94340), (23585, 88424), (24920, 83687), (31580, 66038), (33019, 63160), (37736, 55265), (44212, 47170)]