13355420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 31196928

約数和(自身を除く): 17841508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 1657, 2015, 3314, 4030, 6628, 8060, 8285, 16570, 21541, 33140, 43082, 51367, 86164, 102734, 107705, 205468, 215410, 256835, 430820, 513670, 667771, 1027340, 1335542, 2671084, 3338855, 6677710, 13355420]

約数ペア:

[(1, 13355420), (2, 6677710), (4, 3338855), (5, 2671084), (10, 1335542), (13, 1027340), (20, 667771), (26, 513670), (31, 430820), (52, 256835), (62, 215410), (65, 205468), (124, 107705), (130, 102734), (155, 86164), (260, 51367), (310, 43082), (403, 33140), (620, 21541), (806, 16570), (1612, 8285), (1657, 8060), (2015, 6628), (3314, 4030)]