51838140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2221}}^1$

素因数の和:2622

約数の個数: 48

約数和(自身を含む): 145585440

約数和(自身を除く): 93747300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2221, 2334, 3890, 4442, 4668, 5835, 6663, 7780, 8884, 11105, 11670, 13326, 22210, 23340, 26652, 33315, 44420, 66630, 133260, 863969, 1727938, 2591907, 3455876, 4319845, 5183814, 8639690, 10367628, 12959535, 17279380, 25919070, 51838140]

約数ペア:

[(1, 51838140), (2, 25919070), (3, 17279380), (4, 12959535), (5, 10367628), (6, 8639690), (10, 5183814), (12, 4319845), (15, 3455876), (20, 2591907), (30, 1727938), (60, 863969), (389, 133260), (778, 66630), (1167, 44420), (1556, 33315), (1945, 26652), (2221, 23340), (2334, 22210), (3890, 13326), (4442, 11670), (4668, 11105), (5835, 8884), (6663, 7780)]