1904309420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7324267}}^1$

素因数の和:7324289

約数の個数: 24

約数和(自身を含む): 4306669584

約数和(自身を除く): 2402360164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7324267, 14648534, 29297068, 36621335, 73242670, 95215471, 146485340, 190430942, 380861884, 476077355, 952154710, 1904309420]

約数ペア:

[(1, 1904309420), (2, 952154710), (4, 476077355), (5, 380861884), (10, 190430942), (13, 146485340), (20, 95215471), (26, 73242670), (52, 36621335), (65, 29297068), (130, 14648534), (260, 7324267)]