23221990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 26129690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 271, 410, 418, 451, 542, 779, 902, 1045, 1355, 1558, 2090, 2255, 2710, 2981, 3895, 4510, 5149, 5962, 7790, 8569, 10298, 11111, 14905, 17138, 22222, 25745, 29810, 42845, 51490, 55555, 56639, 85690, 111110, 113278, 122221, 211109, 244442, 283195, 422218, 566390, 611105, 1055545, 1222210, 2111090, 2322199, 4644398, 11610995, 23221990]

約数ペア:

[(1, 23221990), (2, 11610995), (5, 4644398), (10, 2322199), (11, 2111090), (19, 1222210), (22, 1055545), (38, 611105), (41, 566390), (55, 422218), (82, 283195), (95, 244442), (110, 211109), (190, 122221), (205, 113278), (209, 111110), (271, 85690), (410, 56639), (418, 55555), (451, 51490), (542, 42845), (779, 29810), (902, 25745), (1045, 22222), (1355, 17138), (1558, 14905), (2090, 11111), (2255, 10298), (2710, 8569), (2981, 7790), (3895, 5962), (4510, 5149)]