31374460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120671}}^1$

素因数の和:120693

約数の個数: 24

約数和(自身を含む): 70955136

約数和(自身を除く): 39580676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 120671, 241342, 482684, 603355, 1206710, 1568723, 2413420, 3137446, 6274892, 7843615, 15687230, 31374460]

約数ペア:

[(1, 31374460), (2, 15687230), (4, 7843615), (5, 6274892), (10, 3137446), (13, 2413420), (20, 1568723), (26, 1206710), (52, 603355), (65, 482684), (130, 241342), (260, 120671)]