852805580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{352399}}^1$

素因数の和:352430

約数の個数: 36

約数和(自身を含む): 1968506400

約数和(自身を除く): 1115700820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 352399, 704798, 1409596, 1761995, 3523990, 3876389, 7047980, 7752778, 15505556, 19381945, 38763890, 42640279, 77527780, 85280558, 170561116, 213201395, 426402790, 852805580]

約数ペア:

[(1, 852805580), (2, 426402790), (4, 213201395), (5, 170561116), (10, 85280558), (11, 77527780), (20, 42640279), (22, 38763890), (44, 19381945), (55, 15505556), (110, 7752778), (121, 7047980), (220, 3876389), (242, 3523990), (484, 1761995), (605, 1409596), (1210, 704798), (2420, 352399)]