24751640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19961}}^1$

素因数の和:20003

約数の個数: 32

約数和(自身を含む): 57490560

約数和(自身を除く): 32738920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 19961, 39922, 79844, 99805, 159688, 199610, 399220, 618791, 798440, 1237582, 2475164, 3093955, 4950328, 6187910, 12375820, 24751640]

約数ペア:

[(1, 24751640), (2, 12375820), (4, 6187910), (5, 4950328), (8, 3093955), (10, 2475164), (20, 1237582), (31, 798440), (40, 618791), (62, 399220), (124, 199610), (155, 159688), (248, 99805), (310, 79844), (620, 39922), (1240, 19961)]