140005870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{6521}}^1$

素因数の和:6660

約数の個数: 32

約数和(自身を含む): 267662880

約数和(自身を除く): 127657010

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 565, 1130, 2147, 4294, 6521, 10735, 13042, 21470, 32605, 65210, 123899, 247798, 619495, 736873, 1238990, 1473746, 3684365, 7368730, 14000587, 28001174, 70002935, 140005870]

約数ペア:

[(1, 140005870), (2, 70002935), (5, 28001174), (10, 14000587), (19, 7368730), (38, 3684365), (95, 1473746), (113, 1238990), (190, 736873), (226, 619495), (565, 247798), (1130, 123899), (2147, 65210), (4294, 32605), (6521, 21470), (10735, 13042)]