56380660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1567}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 135926784

約数和(自身を除く): 79546124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1567, 1799, 2570, 3134, 3598, 5140, 6268, 7196, 7835, 8995, 10969, 15670, 17990, 21938, 31340, 35980, 43876, 54845, 109690, 219380, 402719, 805438, 1610876, 2013595, 2819033, 4027190, 5638066, 8054380, 11276132, 14095165, 28190330, 56380660]

約数ペア:

[(1, 56380660), (2, 28190330), (4, 14095165), (5, 11276132), (7, 8054380), (10, 5638066), (14, 4027190), (20, 2819033), (28, 2013595), (35, 1610876), (70, 805438), (140, 402719), (257, 219380), (514, 109690), (1028, 54845), (1285, 43876), (1567, 35980), (1799, 31340), (2570, 21938), (3134, 17990), (3598, 15670), (5140, 10969), (6268, 8995), (7196, 7835)]