86540830

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{22247}}^1$

素因数の和:22643

約数の個数: 16

約数和(自身を含む): 156180960

約数和(自身を除く): 69640130

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 22247, 44494, 111235, 222470, 8654083, 17308166, 43270415, 86540830]

約数ペア:

[(1, 86540830), (2, 43270415), (5, 17308166), (10, 8654083), (389, 222470), (778, 111235), (1945, 44494), (3890, 22247)]