672105610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{14939}}^1$

素因数の和:15366

約数の個数: 32

約数和(自身を含む): 1323086400

約数和(自身を除く): 650980790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 818, 2045, 4090, 4499, 8998, 14939, 22495, 29878, 44990, 74695, 149390, 164329, 328658, 821645, 1643290, 6110051, 12220102, 30550255, 61100510, 67210561, 134421122, 336052805, 672105610]

約数ペア:

[(1, 672105610), (2, 336052805), (5, 134421122), (10, 67210561), (11, 61100510), (22, 30550255), (55, 12220102), (110, 6110051), (409, 1643290), (818, 821645), (2045, 328658), (4090, 164329), (4499, 149390), (8998, 74695), (14939, 44990), (22495, 29878)]