22281440

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1059

約数の個数: 48

約数和(自身を含む): 53034912

約数和(自身を除く): 30753472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 887, 1256, 1570, 1774, 2512, 3140, 3548, 4435, 5024, 6280, 7096, 8870, 12560, 14192, 17740, 25120, 28384, 35480, 70960, 139259, 141920, 278518, 557036, 696295, 1114072, 1392590, 2228144, 2785180, 4456288, 5570360, 11140720, 22281440]

約数ペア:

[(1, 22281440), (2, 11140720), (4, 5570360), (5, 4456288), (8, 2785180), (10, 2228144), (16, 1392590), (20, 1114072), (32, 696295), (40, 557036), (80, 278518), (157, 141920), (160, 139259), (314, 70960), (628, 35480), (785, 28384), (887, 25120), (1256, 17740), (1570, 14192), (1774, 12560), (2512, 8870), (3140, 7096), (3548, 6280), (4435, 5024)]