28570190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1451}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 56453760

約数和(自身を除く): 27883570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1451, 1790, 1969, 2902, 3938, 7255, 9845, 14510, 15961, 19690, 31922, 79805, 159610, 259729, 519458, 1298645, 2597290, 2857019, 5714038, 14285095, 28570190]

約数ペア:

[(1, 28570190), (2, 14285095), (5, 5714038), (10, 2857019), (11, 2597290), (22, 1298645), (55, 519458), (110, 259729), (179, 159610), (358, 79805), (895, 31922), (1451, 19690), (1790, 15961), (1969, 14510), (2902, 9845), (3938, 7255)]