57529880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 134369280

約数和(自身を除く): 76839400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 431, 470, 568, 710, 862, 940, 1420, 1724, 1880, 2155, 2840, 3337, 3448, 4310, 6674, 8620, 13348, 16685, 17240, 20257, 26696, 30601, 33370, 40514, 61202, 66740, 81028, 101285, 122404, 133480, 153005, 162056, 202570, 244808, 306010, 405140, 612020, 810280, 1224040, 1438247, 2876494, 5752988, 7191235, 11505976, 14382470, 28764940, 57529880]

約数ペア:

[(1, 57529880), (2, 28764940), (4, 14382470), (5, 11505976), (8, 7191235), (10, 5752988), (20, 2876494), (40, 1438247), (47, 1224040), (71, 810280), (94, 612020), (142, 405140), (188, 306010), (235, 244808), (284, 202570), (355, 162056), (376, 153005), (431, 133480), (470, 122404), (568, 101285), (710, 81028), (862, 66740), (940, 61202), (1420, 40514), (1724, 33370), (1880, 30601), (2155, 26696), (2840, 20257), (3337, 17240), (3448, 16685), (4310, 13348), (6674, 8620)]