22158680

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5711}}^1$

素因数の和:5819

約数の個数: 32

約数和(自身を含む): 50379840

約数和(自身を除く): 28221160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 5711, 11422, 22844, 28555, 45688, 57110, 114220, 228440, 553967, 1107934, 2215868, 2769835, 4431736, 5539670, 11079340, 22158680]

約数ペア:

[(1, 22158680), (2, 11079340), (4, 5539670), (5, 4431736), (8, 2769835), (10, 2215868), (20, 1107934), (40, 553967), (97, 228440), (194, 114220), (388, 57110), (485, 45688), (776, 28555), (970, 22844), (1940, 11422), (3880, 5711)]