8451820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32507}}^1$

素因数の和:32529

約数の個数: 24

約数和(自身を含む): 19114704

約数和(自身を除く): 10662884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 32507, 65014, 130028, 162535, 325070, 422591, 650140, 845182, 1690364, 2112955, 4225910, 8451820]

約数ペア:

[(1, 8451820), (2, 4225910), (4, 2112955), (5, 1690364), (10, 845182), (13, 650140), (20, 422591), (26, 325070), (52, 162535), (65, 130028), (130, 65014), (260, 32507)]