1488405940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10631471}}^1$

素因数の和:10631487

約数の個数: 24

約数和(自身を含む): 3572174592

約数和(自身を除く): 2083768652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10631471, 21262942, 42525884, 53157355, 74420297, 106314710, 148840594, 212629420, 297681188, 372101485, 744202970, 1488405940]

約数ペア:

[(1, 1488405940), (2, 744202970), (4, 372101485), (5, 297681188), (7, 212629420), (10, 148840594), (14, 106314710), (20, 74420297), (28, 53157355), (35, 42525884), (70, 21262942), (140, 10631471)]