40990510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1951}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 80953344

約数和(自身を除く): 39962834

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 1951, 2101, 3902, 4202, 9755, 10505, 19510, 21010, 21461, 42922, 107305, 214610, 372641, 745282, 1863205, 3726410, 4099051, 8198102, 20495255, 40990510]

約数ペア:

[(1, 40990510), (2, 20495255), (5, 8198102), (10, 4099051), (11, 3726410), (22, 1863205), (55, 745282), (110, 372641), (191, 214610), (382, 107305), (955, 42922), (1910, 21461), (1951, 21010), (2101, 19510), (3902, 10505), (4202, 9755)]