89144240

素因数分解:

$2^4\times 5^1\times {\mathrm{1114303}}^1$

素因数の和:1114316

約数の個数: 20

約数和(自身を含む): 207260544

約数和(自身を除く): 118116304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1114303, 2228606, 4457212, 5571515, 8914424, 11143030, 17828848, 22286060, 44572120, 89144240]

約数ペア:

[(1, 89144240), (2, 44572120), (4, 22286060), (5, 17828848), (8, 11143030), (10, 8914424), (16, 5571515), (20, 4457212), (40, 2228606), (80, 1114303)]