77430140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{94427}}^1$

素因数の和:94477

約数の個数: 24

約数和(自身を含む): 166570992

約数和(自身を除く): 89140852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 94427, 188854, 377708, 472135, 944270, 1888540, 3871507, 7743014, 15486028, 19357535, 38715070, 77430140]

約数ペア:

[(1, 77430140), (2, 38715070), (4, 19357535), (5, 15486028), (10, 7743014), (20, 3871507), (41, 1888540), (82, 944270), (164, 472135), (205, 377708), (410, 188854), (820, 94427)]