20416870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3061}}^1$

素因数の和:3120

約数の個数: 32

約数和(自身を含む): 39683520

約数和(自身を除く): 19266650

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3061, 3335, 6122, 6670, 15305, 30610, 70403, 88769, 140806, 177538, 352015, 443845, 704030, 887690, 2041687, 4083374, 10208435, 20416870]

約数ペア:

[(1, 20416870), (2, 10208435), (5, 4083374), (10, 2041687), (23, 887690), (29, 704030), (46, 443845), (58, 352015), (115, 177538), (145, 140806), (230, 88769), (290, 70403), (667, 30610), (1334, 15305), (3061, 6670), (3335, 6122)]