2018478910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{4441}}^1$

素因数の和:4649

約数の個数: 64

約数和(自身を含む): 4277965824

約数和(自身を除く): 2259486914

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 151, 215, 301, 302, 430, 602, 755, 1057, 1505, 1510, 2114, 3010, 4441, 5285, 6493, 8882, 10570, 12986, 22205, 31087, 32465, 44410, 45451, 62174, 64930, 90902, 155435, 190963, 227255, 310870, 381926, 454510, 670591, 954815, 1336741, 1341182, 1909630, 2673482, 3352955, 4694137, 6683705, 6705910, 9388274, 13367410, 23470685, 28835413, 46941370, 57670826, 144177065, 201847891, 288354130, 403695782, 1009239455, 2018478910]

約数ペア:

[(1, 2018478910), (2, 1009239455), (5, 403695782), (7, 288354130), (10, 201847891), (14, 144177065), (35, 57670826), (43, 46941370), (70, 28835413), (86, 23470685), (151, 13367410), (215, 9388274), (301, 6705910), (302, 6683705), (430, 4694137), (602, 3352955), (755, 2673482), (1057, 1909630), (1505, 1341182), (1510, 1336741), (2114, 954815), (3010, 670591), (4441, 454510), (5285, 381926), (6493, 310870), (8882, 227255), (10570, 190963), (12986, 155435), (22205, 90902), (31087, 64930), (32465, 62174), (44410, 45451)]