7400690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3541}}^1$

素因数の和:3578

約数の個数: 32

約数和(自身を含む): 15301440

約数和(自身を除く): 7900750

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 3541, 7082, 17705, 35410, 38951, 67279, 77902, 134558, 194755, 336395, 389510, 672790, 740069, 1480138, 3700345, 7400690]

約数ペア:

[(1, 7400690), (2, 3700345), (5, 1480138), (10, 740069), (11, 672790), (19, 389510), (22, 336395), (38, 194755), (55, 134558), (95, 77902), (110, 67279), (190, 38951), (209, 35410), (418, 17705), (1045, 7082), (2090, 3541)]