20888599920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{813419}}^1$

素因数の和:813542

約数の個数: 80

約数和(自身を含む): 65359923840

約数和(自身を除く): 44471323920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 3210, 4280, 5136, 6420, 8560, 12840, 25680, 813419, 1626838, 2440257, 3253676, 4067095, 4880514, 6507352, 8134190, 9761028, 12201285, 13014704, 16268380, 19522056, 24402570, 32536760, 39044112, 48805140, 65073520, 87035833, 97610280, 174071666, 195220560, 261107499, 348143332, 435179165, 522214998, 696286664, 870358330, 1044429996, 1305537495, 1392573328, 1740716660, 2088859992, 2611074990, 3481433320, 4177719984, 5222149980, 6962866640, 10444299960, 20888599920]

約数ペア:

[(1, 20888599920), (2, 10444299960), (3, 6962866640), (4, 5222149980), (5, 4177719984), (6, 3481433320), (8, 2611074990), (10, 2088859992), (12, 1740716660), (15, 1392573328), (16, 1305537495), (20, 1044429996), (24, 870358330), (30, 696286664), (40, 522214998), (48, 435179165), (60, 348143332), (80, 261107499), (107, 195220560), (120, 174071666), (214, 97610280), (240, 87035833), (321, 65073520), (428, 48805140), (535, 39044112), (642, 32536760), (856, 24402570), (1070, 19522056), (1284, 16268380), (1605, 13014704), (1712, 12201285), (2140, 9761028), (2568, 8134190), (3210, 6507352), (4280, 4880514), (5136, 4067095), (6420, 3253676), (8560, 2440257), (12840, 1626838), (25680, 813419)]