20282345060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{74551}}^1$

素因数の和:74844

約数の個数: 48

約数和(自身を含む): 43485883392

約数和(自身を除く): 23203538332

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 223, 244, 305, 446, 610, 892, 1115, 1220, 2230, 4460, 13603, 27206, 54412, 68015, 74551, 136030, 149102, 272060, 298204, 372755, 745510, 1491020, 4547611, 9095222, 16624873, 18190444, 22738055, 33249746, 45476110, 66499492, 83124365, 90952220, 166248730, 332497460, 1014117253, 2028234506, 4056469012, 5070586265, 10141172530, 20282345060]

約数ペア:

[(1, 20282345060), (2, 10141172530), (4, 5070586265), (5, 4056469012), (10, 2028234506), (20, 1014117253), (61, 332497460), (122, 166248730), (223, 90952220), (244, 83124365), (305, 66499492), (446, 45476110), (610, 33249746), (892, 22738055), (1115, 18190444), (1220, 16624873), (2230, 9095222), (4460, 4547611), (13603, 1491020), (27206, 745510), (54412, 372755), (68015, 298204), (74551, 272060), (136030, 149102)]