201848020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1205

約数の個数: 96

約数和(自身を含む): 498516480

約数和(自身を除く): 296668460

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 43, 44, 55, 76, 86, 95, 110, 172, 190, 209, 215, 220, 380, 418, 430, 473, 817, 836, 860, 946, 1045, 1123, 1634, 1892, 2090, 2246, 2365, 3268, 4085, 4180, 4492, 4730, 5615, 8170, 8987, 9460, 11230, 12353, 16340, 17974, 21337, 22460, 24706, 35948, 42674, 44935, 48289, 49412, 61765, 85348, 89870, 96578, 106685, 123530, 179740, 193156, 213370, 234707, 241445, 247060, 426740, 469414, 482890, 531179, 917491, 938828, 965780, 1062358, 1173535, 1834982, 2124716, 2347070, 2655895, 3669964, 4587455, 4694140, 5311790, 9174910, 10092401, 10623580, 18349820, 20184802, 40369604, 50462005, 100924010, 201848020]

約数ペア:

[(1, 201848020), (2, 100924010), (4, 50462005), (5, 40369604), (10, 20184802), (11, 18349820), (19, 10623580), (20, 10092401), (22, 9174910), (38, 5311790), (43, 4694140), (44, 4587455), (55, 3669964), (76, 2655895), (86, 2347070), (95, 2124716), (110, 1834982), (172, 1173535), (190, 1062358), (209, 965780), (215, 938828), (220, 917491), (380, 531179), (418, 482890), (430, 469414), (473, 426740), (817, 247060), (836, 241445), (860, 234707), (946, 213370), (1045, 193156), (1123, 179740), (1634, 123530), (1892, 106685), (2090, 96578), (2246, 89870), (2365, 85348), (3268, 61765), (4085, 49412), (4180, 48289), (4492, 44935), (4730, 42674), (5615, 35948), (8170, 24706), (8987, 22460), (9460, 21337), (11230, 17974), (12353, 16340)]