9608440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2699}}^1$

素因数の和:2799

約数の個数: 32

約数和(自身を含む): 21870000

約数和(自身を除く): 12261560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2699, 3560, 5398, 10796, 13495, 21592, 26990, 53980, 107960, 240211, 480422, 960844, 1201055, 1921688, 2402110, 4804220, 9608440]

約数ペア:

[(1, 9608440), (2, 4804220), (4, 2402110), (5, 1921688), (8, 1201055), (10, 960844), (20, 480422), (40, 240211), (89, 107960), (178, 53980), (356, 26990), (445, 21592), (712, 13495), (890, 10796), (1780, 5398), (2699, 3560)]