518879120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{571}}^1$

素因数の和:928

約数の個数: 80

約数和(自身を含む): 1245211968

約数和(自身を除く): 726332848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 307, 370, 571, 592, 614, 740, 1142, 1228, 1480, 1535, 2284, 2456, 2855, 2960, 3070, 4568, 4912, 5710, 6140, 9136, 11359, 11420, 12280, 21127, 22718, 22840, 24560, 42254, 45436, 45680, 56795, 84508, 90872, 105635, 113590, 169016, 175297, 181744, 211270, 227180, 338032, 350594, 422540, 454360, 701188, 845080, 876485, 908720, 1402376, 1690160, 1752970, 2804752, 3505940, 6485989, 7011880, 12971978, 14023760, 25943956, 32429945, 51887912, 64859890, 103775824, 129719780, 259439560, 518879120]

約数ペア:

[(1, 518879120), (2, 259439560), (4, 129719780), (5, 103775824), (8, 64859890), (10, 51887912), (16, 32429945), (20, 25943956), (37, 14023760), (40, 12971978), (74, 7011880), (80, 6485989), (148, 3505940), (185, 2804752), (296, 1752970), (307, 1690160), (370, 1402376), (571, 908720), (592, 876485), (614, 845080), (740, 701188), (1142, 454360), (1228, 422540), (1480, 350594), (1535, 338032), (2284, 227180), (2456, 211270), (2855, 181744), (2960, 175297), (3070, 169016), (4568, 113590), (4912, 105635), (5710, 90872), (6140, 84508), (9136, 56795), (11359, 45680), (11420, 45436), (12280, 42254), (21127, 24560), (22718, 22840)]