20372790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23417}}^1$

素因数の和:23456

約数の個数: 32

約数和(自身を含む): 50582880

約数和(自身を除く): 30210090

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23417, 46834, 70251, 117085, 140502, 234170, 351255, 679093, 702510, 1358186, 2037279, 3395465, 4074558, 6790930, 10186395, 20372790]

約数ペア:

[(1, 20372790), (2, 10186395), (3, 6790930), (5, 4074558), (6, 3395465), (10, 2037279), (15, 1358186), (29, 702510), (30, 679093), (58, 351255), (87, 234170), (145, 140502), (174, 117085), (290, 70251), (435, 46834), (870, 23417)]