6428780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10369}}^1$

素因数の和:10409

約数の個数: 24

約数和(自身を含む): 13937280

約数和(自身を除く): 7508500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 10369, 20738, 41476, 51845, 103690, 207380, 321439, 642878, 1285756, 1607195, 3214390, 6428780]

約数ペア:

[(1, 6428780), (2, 3214390), (4, 1607195), (5, 1285756), (10, 642878), (20, 321439), (31, 207380), (62, 103690), (124, 51845), (155, 41476), (310, 20738), (620, 10369)]