61980340

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{2423}}^1$

素因数の和:3711

約数の個数: 24

約数和(自身を含む): 130314240

約数和(自身を除く): 68333900

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2423, 2558, 4846, 5116, 6395, 9692, 12115, 12790, 24230, 25580, 48460, 3099017, 6198034, 12396068, 15495085, 30990170, 61980340]

約数ペア:

[(1, 61980340), (2, 30990170), (4, 15495085), (5, 12396068), (10, 6198034), (20, 3099017), (1279, 48460), (2423, 25580), (2558, 24230), (4846, 12790), (5116, 12115), (6395, 9692)]