40477960

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2713}}^1$

素因数の和:3097

約数の個数: 32

約数和(自身を含む): 91353240

約数和(自身を除く): 50875280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2713, 2984, 3730, 5426, 7460, 10852, 13565, 14920, 21704, 27130, 54260, 108520, 1011949, 2023898, 4047796, 5059745, 8095592, 10119490, 20238980, 40477960]

約数ペア:

[(1, 40477960), (2, 20238980), (4, 10119490), (5, 8095592), (8, 5059745), (10, 4047796), (20, 2023898), (40, 1011949), (373, 108520), (746, 54260), (1492, 27130), (1865, 21704), (2713, 14920), (2984, 13565), (3730, 10852), (5426, 7460)]