87880340

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{6529}}^1$

素因数の和:7211

約数の個数: 24

約数和(自身を含む): 184851240

約数和(自身を除く): 96970900

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 6529, 6730, 13058, 13460, 26116, 32645, 65290, 130580, 4394017, 8788034, 17576068, 21970085, 43940170, 87880340]

約数ペア:

[(1, 87880340), (2, 43940170), (4, 21970085), (5, 17576068), (10, 8788034), (20, 4394017), (673, 130580), (1346, 65290), (2692, 32645), (3365, 26116), (6529, 13460), (6730, 13058)]