31294220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 67683168

約数和(自身を除く): 36388948

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 227, 244, 305, 452, 454, 565, 610, 908, 1130, 1135, 1220, 2260, 2270, 4540, 6893, 13786, 13847, 25651, 27572, 27694, 34465, 51302, 55388, 68930, 69235, 102604, 128255, 137860, 138470, 256510, 276940, 513020, 1564711, 3129422, 6258844, 7823555, 15647110, 31294220]

約数ペア:

[(1, 31294220), (2, 15647110), (4, 7823555), (5, 6258844), (10, 3129422), (20, 1564711), (61, 513020), (113, 276940), (122, 256510), (226, 138470), (227, 137860), (244, 128255), (305, 102604), (452, 69235), (454, 68930), (565, 55388), (610, 51302), (908, 34465), (1130, 27694), (1135, 27572), (1220, 25651), (2260, 13847), (2270, 13786), (4540, 6893)]