55501420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{213467}}^1$

素因数の和:213489

約数の個数: 24

約数和(自身を含む): 125519184

約数和(自身を除く): 70017764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 213467, 426934, 853868, 1067335, 2134670, 2775071, 4269340, 5550142, 11100284, 13875355, 27750710, 55501420]

約数ペア:

[(1, 55501420), (2, 27750710), (4, 13875355), (5, 11100284), (10, 5550142), (13, 4269340), (20, 2775071), (26, 2134670), (52, 1067335), (65, 853868), (130, 426934), (260, 213467)]