84023720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4441}}^1$

素因数の和:4506

約数の個数: 64

約数和(自身を含む): 211083840

約数和(自身を除く): 127060120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4441, 4730, 8882, 9460, 17764, 18920, 22205, 35528, 44410, 48851, 88820, 97702, 177640, 190963, 195404, 244255, 381926, 390808, 488510, 763852, 954815, 977020, 1527704, 1909630, 1954040, 2100593, 3819260, 4201186, 7638520, 8402372, 10502965, 16804744, 21005930, 42011860, 84023720]

約数ペア:

[(1, 84023720), (2, 42011860), (4, 21005930), (5, 16804744), (8, 10502965), (10, 8402372), (11, 7638520), (20, 4201186), (22, 3819260), (40, 2100593), (43, 1954040), (44, 1909630), (55, 1527704), (86, 977020), (88, 954815), (110, 763852), (172, 488510), (215, 390808), (220, 381926), (344, 244255), (430, 195404), (440, 190963), (473, 177640), (860, 97702), (946, 88820), (1720, 48851), (1892, 44410), (2365, 35528), (3784, 22205), (4441, 18920), (4730, 17764), (8882, 9460)]