1330508920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2558671}}^1$

素因数の和:2558695

約数の個数: 32

約数和(自身を含む): 3223926720

約数和(自身を除く): 1893417800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2558671, 5117342, 10234684, 12793355, 20469368, 25586710, 33262723, 51173420, 66525446, 102346840, 133050892, 166313615, 266101784, 332627230, 665254460, 1330508920]

約数ペア:

[(1, 1330508920), (2, 665254460), (4, 332627230), (5, 266101784), (8, 166313615), (10, 133050892), (13, 102346840), (20, 66525446), (26, 51173420), (40, 33262723), (52, 25586710), (65, 20469368), (104, 12793355), (130, 10234684), (260, 5117342), (520, 2558671)]