428933780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67231}}^1$

素因数の和:67280

約数の個数: 48

約数和(自身を含む): 1016547840

約数和(自身を除く): 587614060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 67231, 134462, 268924, 336155, 672310, 739541, 1344620, 1479082, 1949699, 2958164, 3697705, 3899398, 7395410, 7798796, 9748495, 14790820, 19496990, 21446689, 38993980, 42893378, 85786756, 107233445, 214466890, 428933780]

約数ペア:

[(1, 428933780), (2, 214466890), (4, 107233445), (5, 85786756), (10, 42893378), (11, 38993980), (20, 21446689), (22, 19496990), (29, 14790820), (44, 9748495), (55, 7798796), (58, 7395410), (110, 3899398), (116, 3697705), (145, 2958164), (220, 1949699), (290, 1479082), (319, 1344620), (580, 739541), (638, 672310), (1276, 336155), (1595, 268924), (3190, 134462), (6380, 67231)]