39937820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153607}}^1$

素因数の和:153629

約数の個数: 24

約数和(自身を含む): 90321504

約数和(自身を除く): 50383684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 153607, 307214, 614428, 768035, 1536070, 1996891, 3072140, 3993782, 7987564, 9984455, 19968910, 39937820]

約数ペア:

[(1, 39937820), (2, 19968910), (4, 9984455), (5, 7987564), (10, 3993782), (13, 3072140), (20, 1996891), (26, 1536070), (52, 768035), (65, 614428), (130, 307214), (260, 153607)]