2247010420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{689267}}^1$

素因数の和:689439

約数の個数: 24

約数和(自身を含む): 4747677984

約数和(自身を除く): 2500667564

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 689267, 1378534, 2757068, 3446335, 6892670, 13785340, 112350521, 224701042, 449402084, 561752605, 1123505210, 2247010420]

約数ペア:

[(1, 2247010420), (2, 1123505210), (4, 561752605), (5, 449402084), (10, 224701042), (20, 112350521), (163, 13785340), (326, 6892670), (652, 3446335), (815, 2757068), (1630, 1378534), (3260, 689267)]