48931640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39461}}^1$

素因数の和:39503

約数の個数: 32

約数和(自身を含む): 113650560

約数和(自身を除く): 64718920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 39461, 78922, 157844, 197305, 315688, 394610, 789220, 1223291, 1578440, 2446582, 4893164, 6116455, 9786328, 12232910, 24465820, 48931640]

約数ペア:

[(1, 48931640), (2, 24465820), (4, 12232910), (5, 9786328), (8, 6116455), (10, 4893164), (20, 2446582), (31, 1578440), (40, 1223291), (62, 789220), (124, 394610), (155, 315688), (248, 197305), (310, 157844), (620, 78922), (1240, 39461)]