20572310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6449}}^1$

素因数の和:6496

約数の個数: 32

約数和(自身を含む): 41796000

約数和(自身を除く): 21223690

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6449, 12898, 32245, 64490, 70939, 141878, 187021, 354695, 374042, 709390, 935105, 1870210, 2057231, 4114462, 10286155, 20572310]

約数ペア:

[(1, 20572310), (2, 10286155), (5, 4114462), (10, 2057231), (11, 1870210), (22, 935105), (29, 709390), (55, 374042), (58, 354695), (110, 187021), (145, 141878), (290, 70939), (319, 64490), (638, 32245), (1595, 12898), (3190, 6449)]