20804875490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3617}}^1\times {\mathrm{82171}}^1$

素因数の和:85802

約数の個数: 32

約数和(自身を含む): 42810954624

約数和(自身を除く): 22006079134

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3617, 7234, 18085, 25319, 36170, 50638, 82171, 126595, 164342, 253190, 410855, 575197, 821710, 1150394, 2875985, 5751970, 297212507, 594425014, 1486062535, 2080487549, 2972125070, 4160975098, 10402437745, 20804875490]

約数ペア:

[(1, 20804875490), (2, 10402437745), (5, 4160975098), (7, 2972125070), (10, 2080487549), (14, 1486062535), (35, 594425014), (70, 297212507), (3617, 5751970), (7234, 2875985), (18085, 1150394), (25319, 821710), (36170, 575197), (50638, 410855), (82171, 253190), (126595, 164342)]