22713220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 49529088

約数和(自身を除く): 26815868

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 292, 331, 365, 470, 662, 730, 940, 1324, 1460, 1655, 3310, 3431, 6620, 6862, 13724, 15557, 17155, 24163, 31114, 34310, 48326, 62228, 68620, 77785, 96652, 120815, 155570, 241630, 311140, 483260, 1135661, 2271322, 4542644, 5678305, 11356610, 22713220]

約数ペア:

[(1, 22713220), (2, 11356610), (4, 5678305), (5, 4542644), (10, 2271322), (20, 1135661), (47, 483260), (73, 311140), (94, 241630), (146, 155570), (188, 120815), (235, 96652), (292, 77785), (331, 68620), (365, 62228), (470, 48326), (662, 34310), (730, 31114), (940, 24163), (1324, 17155), (1460, 15557), (1655, 13724), (3310, 6862), (3431, 6620)]