858781990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1459}}^1\times {\mathrm{5351}}^1$

素因数の和:6828

約数の個数: 32

約数和(自身を含む): 1687806720

約数和(自身を除く): 829024730

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1459, 2918, 5351, 7295, 10702, 14590, 16049, 26755, 32098, 53510, 58861, 80245, 117722, 160490, 294305, 588610, 7807109, 15614218, 39035545, 78071090, 85878199, 171756398, 429390995, 858781990]

約数ペア:

[(1, 858781990), (2, 429390995), (5, 171756398), (10, 85878199), (11, 78071090), (22, 39035545), (55, 15614218), (110, 7807109), (1459, 588610), (2918, 294305), (5351, 160490), (7295, 117722), (10702, 80245), (14590, 58861), (16049, 53510), (26755, 32098)]