40843280

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1663}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 95327232

約数和(自身を除く): 54483952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 1663, 2456, 3070, 3326, 4912, 6140, 6652, 8315, 12280, 13304, 16630, 24560, 26608, 33260, 66520, 133040, 510541, 1021082, 2042164, 2552705, 4084328, 5105410, 8168656, 10210820, 20421640, 40843280]

約数ペア:

[(1, 40843280), (2, 20421640), (4, 10210820), (5, 8168656), (8, 5105410), (10, 4084328), (16, 2552705), (20, 2042164), (40, 1021082), (80, 510541), (307, 133040), (614, 66520), (1228, 33260), (1535, 26608), (1663, 24560), (2456, 16630), (3070, 13304), (3326, 12280), (4912, 8315), (6140, 6652)]