2804116040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{172243}}^1$

素因数の和:172302

約数の個数: 64

約数和(自身を含む): 7068893760

約数和(自身を除く): 4264777720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 16280, 172243, 344486, 688972, 861215, 1377944, 1722430, 1894673, 3444860, 3789346, 6372991, 6889720, 7578692, 9473365, 12745982, 15157384, 18946730, 25491964, 31864955, 37893460, 50983928, 63729910, 70102901, 75786920, 127459820, 140205802, 254919640, 280411604, 350514505, 560823208, 701029010, 1402058020, 2804116040]

約数ペア:

[(1, 2804116040), (2, 1402058020), (4, 701029010), (5, 560823208), (8, 350514505), (10, 280411604), (11, 254919640), (20, 140205802), (22, 127459820), (37, 75786920), (40, 70102901), (44, 63729910), (55, 50983928), (74, 37893460), (88, 31864955), (110, 25491964), (148, 18946730), (185, 15157384), (220, 12745982), (296, 9473365), (370, 7578692), (407, 6889720), (440, 6372991), (740, 3789346), (814, 3444860), (1480, 1894673), (1628, 1722430), (2035, 1377944), (3256, 861215), (4070, 688972), (8140, 344486), (16280, 172243)]