858462860

素因数分解:

$2^2\times 5^1\times {\mathrm{9511}}^1\times {\mathrm{4513}}^1$

素因数の和:14033

約数の個数: 24

約数和(自身を含む): 1803361056

約数和(自身を除く): 944898196

約数列:

[1, 2, 4, 5, 10, 20, 4513, 9026, 9511, 18052, 19022, 22565, 38044, 45130, 47555, 90260, 95110, 190220, 42923143, 85846286, 171692572, 214615715, 429231430, 858462860]

約数ペア:

[(1, 858462860), (2, 429231430), (4, 214615715), (5, 171692572), (10, 85846286), (20, 42923143), (4513, 190220), (9026, 95110), (9511, 90260), (18052, 47555), (19022, 45130), (22565, 38044)]