11031220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 24127488

約数和(自身を除く): 13096268

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 127, 172, 202, 215, 254, 404, 430, 505, 508, 635, 860, 1010, 1270, 2020, 2540, 4343, 5461, 8686, 10922, 12827, 17372, 21715, 21844, 25654, 27305, 43430, 51308, 54610, 64135, 86860, 109220, 128270, 256540, 551561, 1103122, 2206244, 2757805, 5515610, 11031220]

約数ペア:

[(1, 11031220), (2, 5515610), (4, 2757805), (5, 2206244), (10, 1103122), (20, 551561), (43, 256540), (86, 128270), (101, 109220), (127, 86860), (172, 64135), (202, 54610), (215, 51308), (254, 43430), (404, 27305), (430, 25654), (505, 21844), (508, 21715), (635, 17372), (860, 12827), (1010, 10922), (1270, 8686), (2020, 5461), (2540, 4343)]