2068178885

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1\times {\mathrm{2339}}^1$

素因数の和:4420

約数の個数: 16

約数和(自身を含む): 2512036800

約数和(自身を除く): 443857915

約数列:

[1, 5, 89, 445, 1987, 2339, 9935, 11695, 176843, 208171, 884215, 1040855, 4647593, 23237965, 413635777, 2068178885]

約数ペア:

[(1, 2068178885), (5, 413635777), (89, 23237965), (445, 4647593), (1987, 1040855), (2339, 884215), (9935, 208171), (11695, 176843)]