9907960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3697}}^1$

素因数の和:3775

約数の個数: 32

約数和(自身を含む): 22631760

約数和(自身を除く): 12723800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 3697, 7394, 14788, 18485, 29576, 36970, 73940, 147880, 247699, 495398, 990796, 1238495, 1981592, 2476990, 4953980, 9907960]

約数ペア:

[(1, 9907960), (2, 4953980), (4, 2476990), (5, 1981592), (8, 1238495), (10, 990796), (20, 495398), (40, 247699), (67, 147880), (134, 73940), (268, 36970), (335, 29576), (536, 18485), (670, 14788), (1340, 7394), (2680, 3697)]