39295640

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2131}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 88648560

約数和(自身を除く): 49352920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2131, 2305, 3688, 4262, 4610, 8524, 9220, 10655, 17048, 18440, 21310, 42620, 85240, 982391, 1964782, 3929564, 4911955, 7859128, 9823910, 19647820, 39295640]

約数ペア:

[(1, 39295640), (2, 19647820), (4, 9823910), (5, 7859128), (8, 4911955), (10, 3929564), (20, 1964782), (40, 982391), (461, 85240), (922, 42620), (1844, 21310), (2131, 18440), (2305, 17048), (3688, 10655), (4262, 9220), (4610, 8524)]