8041990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2568

約数の個数: 32

約数和(自身を含む): 16342560

約数和(自身を除く): 8300570

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 2521, 3190, 5042, 12605, 25210, 27731, 55462, 73109, 138655, 146218, 277310, 365545, 731090, 804199, 1608398, 4020995, 8041990]

約数ペア:

[(1, 8041990), (2, 4020995), (5, 1608398), (10, 804199), (11, 731090), (22, 365545), (29, 277310), (55, 146218), (58, 138655), (110, 73109), (145, 55462), (290, 27731), (319, 25210), (638, 12605), (1595, 5042), (2521, 3190)]