89435240

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{7283}}^1$

素因数の和:7601

約数の個数: 32

約数和(自身を含む): 201912480

約数和(自身を除く): 112477240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 7283, 12280, 14566, 29132, 36415, 58264, 72830, 145660, 291320, 2235881, 4471762, 8943524, 11179405, 17887048, 22358810, 44717620, 89435240]

約数ペア:

[(1, 89435240), (2, 44717620), (4, 22358810), (5, 17887048), (8, 11179405), (10, 8943524), (20, 4471762), (40, 2235881), (307, 291320), (614, 145660), (1228, 72830), (1535, 58264), (2456, 36415), (3070, 29132), (6140, 14566), (7283, 12280)]