22741760

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 55310640

約数和(自身を除く): 32568880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 163, 218, 256, 320, 326, 436, 545, 640, 652, 815, 872, 1090, 1280, 1304, 1630, 1744, 2180, 2608, 3260, 3488, 4360, 5216, 6520, 6976, 8720, 10432, 13040, 13952, 17440, 17767, 20864, 26080, 27904, 34880, 35534, 41728, 52160, 69760, 71068, 88835, 104320, 139520, 142136, 177670, 208640, 284272, 355340, 568544, 710680, 1137088, 1421360, 2274176, 2842720, 4548352, 5685440, 11370880, 22741760]

約数ペア:

[(1, 22741760), (2, 11370880), (4, 5685440), (5, 4548352), (8, 2842720), (10, 2274176), (16, 1421360), (20, 1137088), (32, 710680), (40, 568544), (64, 355340), (80, 284272), (109, 208640), (128, 177670), (160, 142136), (163, 139520), (218, 104320), (256, 88835), (320, 71068), (326, 69760), (436, 52160), (545, 41728), (640, 35534), (652, 34880), (815, 27904), (872, 26080), (1090, 20864), (1280, 17767), (1304, 17440), (1630, 13952), (1744, 13040), (2180, 10432), (2608, 8720), (3260, 6976), (3488, 6520), (4360, 5216)]