2875223480

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1\times {\mathrm{719}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 6520176000

約数和(自身を除く): 3644952520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 389, 514, 719, 778, 1028, 1285, 1438, 1556, 1945, 2056, 2570, 2876, 3112, 3595, 3890, 5140, 5752, 7190, 7780, 10280, 14380, 15560, 28760, 99973, 184783, 199946, 279691, 369566, 399892, 499865, 559382, 739132, 799784, 923915, 999730, 1118764, 1398455, 1478264, 1847830, 1999460, 2237528, 2796910, 3695660, 3998920, 5593820, 7391320, 11187640, 71880587, 143761174, 287522348, 359402935, 575044696, 718805870, 1437611740, 2875223480]

約数ペア:

[(1, 2875223480), (2, 1437611740), (4, 718805870), (5, 575044696), (8, 359402935), (10, 287522348), (20, 143761174), (40, 71880587), (257, 11187640), (389, 7391320), (514, 5593820), (719, 3998920), (778, 3695660), (1028, 2796910), (1285, 2237528), (1438, 1999460), (1556, 1847830), (1945, 1478264), (2056, 1398455), (2570, 1118764), (2876, 999730), (3112, 923915), (3595, 799784), (3890, 739132), (5140, 559382), (5752, 499865), (7190, 399892), (7780, 369566), (10280, 279691), (14380, 199946), (15560, 184783), (28760, 99973)]