206727620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19993}}^1$

素因数の和:20060

約数の個数: 48

約数和(自身を含む): 483694848

約数和(自身を除く): 276967228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 19993, 39986, 79972, 99965, 199930, 219923, 399860, 439846, 879692, 939671, 1099615, 1879342, 2199230, 3758684, 4398460, 4698355, 9396710, 10336381, 18793420, 20672762, 41345524, 51681905, 103363810, 206727620]

約数ペア:

[(1, 206727620), (2, 103363810), (4, 51681905), (5, 41345524), (10, 20672762), (11, 18793420), (20, 10336381), (22, 9396710), (44, 4698355), (47, 4398460), (55, 3758684), (94, 2199230), (110, 1879342), (188, 1099615), (220, 939671), (235, 879692), (470, 439846), (517, 399860), (940, 219923), (1034, 199930), (2068, 99965), (2585, 79972), (5170, 39986), (10340, 19993)]