56526820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5531}}^1$

素因数の和:5620

約数の個数: 48

約数和(自身を含む): 137547648

約数和(自身を除く): 81020828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 5531, 10220, 11062, 22124, 27655, 38717, 55310, 77434, 110620, 154868, 193585, 387170, 403763, 774340, 807526, 1615052, 2018815, 2826341, 4037630, 5652682, 8075260, 11305364, 14131705, 28263410, 56526820]

約数ペア:

[(1, 56526820), (2, 28263410), (4, 14131705), (5, 11305364), (7, 8075260), (10, 5652682), (14, 4037630), (20, 2826341), (28, 2018815), (35, 1615052), (70, 807526), (73, 774340), (140, 403763), (146, 387170), (292, 193585), (365, 154868), (511, 110620), (730, 77434), (1022, 55310), (1460, 38717), (2044, 27655), (2555, 22124), (5110, 11062), (5531, 10220)]