39782920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32083}}^1$

素因数の和:32125

約数の個数: 32

約数和(自身を含む): 92401920

約数和(自身を除く): 52619000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 32083, 64166, 128332, 160415, 256664, 320830, 641660, 994573, 1283320, 1989146, 3978292, 4972865, 7956584, 9945730, 19891460, 39782920]

約数ペア:

[(1, 39782920), (2, 19891460), (4, 9945730), (5, 7956584), (8, 4972865), (10, 3978292), (20, 1989146), (31, 1283320), (40, 994573), (62, 641660), (124, 320830), (155, 256664), (248, 160415), (310, 128332), (620, 64166), (1240, 32083)]