40223920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 104493312

約数和(自身を除く): 64269392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1063, 1720, 1892, 2126, 2365, 3440, 3784, 4252, 4730, 5315, 7568, 8504, 9460, 10630, 11693, 17008, 18920, 21260, 23386, 37840, 42520, 45709, 46772, 58465, 85040, 91418, 93544, 116930, 182836, 187088, 228545, 233860, 365672, 457090, 467720, 502799, 731344, 914180, 935440, 1005598, 1828360, 2011196, 2513995, 3656720, 4022392, 5027990, 8044784, 10055980, 20111960, 40223920]

約数ペア:

[(1, 40223920), (2, 20111960), (4, 10055980), (5, 8044784), (8, 5027990), (10, 4022392), (11, 3656720), (16, 2513995), (20, 2011196), (22, 1828360), (40, 1005598), (43, 935440), (44, 914180), (55, 731344), (80, 502799), (86, 467720), (88, 457090), (110, 365672), (172, 233860), (176, 228545), (215, 187088), (220, 182836), (344, 116930), (430, 93544), (440, 91418), (473, 85040), (688, 58465), (860, 46772), (880, 45709), (946, 42520), (1063, 37840), (1720, 23386), (1892, 21260), (2126, 18920), (2365, 17008), (3440, 11693), (3784, 10630), (4252, 9460), (4730, 8504), (5315, 7568)]