31009420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{119267}}^1$

素因数の和:119289

約数の個数: 24

約数和(自身を含む): 70129584

約数和(自身を除く): 39120164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 119267, 238534, 477068, 596335, 1192670, 1550471, 2385340, 3100942, 6201884, 7752355, 15504710, 31009420]

約数ペア:

[(1, 31009420), (2, 15504710), (4, 7752355), (5, 6201884), (10, 3100942), (13, 2385340), (20, 1550471), (26, 1192670), (52, 596335), (65, 477068), (130, 238534), (260, 119267)]