15679856980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1\times {\mathrm{6907}}^1$

素因数の和:7648

約数の個数: 48

約数和(自身を含む): 33145136640

約数和(自身を除く): 17465279660

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 509, 892, 1018, 1115, 2036, 2230, 2545, 4460, 5090, 6907, 10180, 13814, 27628, 34535, 69070, 113507, 138140, 227014, 454028, 567535, 1135070, 1540261, 2270140, 3080522, 3515663, 6161044, 7031326, 7701305, 14062652, 15402610, 17578315, 30805220, 35156630, 70313260, 783992849, 1567985698, 3135971396, 3919964245, 7839928490, 15679856980]

約数ペア:

[(1, 15679856980), (2, 7839928490), (4, 3919964245), (5, 3135971396), (10, 1567985698), (20, 783992849), (223, 70313260), (446, 35156630), (509, 30805220), (892, 17578315), (1018, 15402610), (1115, 14062652), (2036, 7701305), (2230, 7031326), (2545, 6161044), (4460, 3515663), (5090, 3080522), (6907, 2270140), (10180, 1540261), (13814, 1135070), (27628, 567535), (34535, 454028), (69070, 227014), (113507, 138140)]