102801820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10867}}^1$

素因数の和:10930

約数の個数: 48

約数和(自身を含む): 241008768

約数和(自身を除く): 138206948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 10867, 21734, 43468, 54335, 108670, 119537, 217340, 239074, 467281, 478148, 597685, 934562, 1195370, 1869124, 2336405, 2390740, 4672810, 5140091, 9345620, 10280182, 20560364, 25700455, 51400910, 102801820]

約数ペア:

[(1, 102801820), (2, 51400910), (4, 25700455), (5, 20560364), (10, 10280182), (11, 9345620), (20, 5140091), (22, 4672810), (43, 2390740), (44, 2336405), (55, 1869124), (86, 1195370), (110, 934562), (172, 597685), (215, 478148), (220, 467281), (430, 239074), (473, 217340), (860, 119537), (946, 108670), (1892, 54335), (2365, 43468), (4730, 21734), (9460, 10867)]