401375810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1\times {\mathrm{2251}}^1$

素因数の和:3890

約数の個数: 32

約数和(自身を含む): 788992704

約数和(自身を除く): 387616894

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1621, 2251, 3242, 4502, 8105, 11255, 16210, 17831, 22510, 24761, 35662, 49522, 89155, 123805, 178310, 247610, 3648871, 7297742, 18244355, 36488710, 40137581, 80275162, 200687905, 401375810]

約数ペア:

[(1, 401375810), (2, 200687905), (5, 80275162), (10, 40137581), (11, 36488710), (22, 18244355), (55, 7297742), (110, 3648871), (1621, 247610), (2251, 178310), (3242, 123805), (4502, 89155), (8105, 49522), (11255, 35662), (16210, 24761), (17831, 22510)]