323955020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{4721}}^1$

素因数の和:4850

約数の個数: 48

約数和(自身を含む): 704446848

約数和(自身を除く): 380491828

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 292, 365, 470, 730, 940, 1460, 3431, 4721, 6862, 9442, 13724, 17155, 18884, 23605, 34310, 47210, 68620, 94420, 221887, 344633, 443774, 689266, 887548, 1109435, 1378532, 1723165, 2218870, 3446330, 4437740, 6892660, 16197751, 32395502, 64791004, 80988755, 161977510, 323955020]

約数ペア:

[(1, 323955020), (2, 161977510), (4, 80988755), (5, 64791004), (10, 32395502), (20, 16197751), (47, 6892660), (73, 4437740), (94, 3446330), (146, 2218870), (188, 1723165), (235, 1378532), (292, 1109435), (365, 887548), (470, 689266), (730, 443774), (940, 344633), (1460, 221887), (3431, 94420), (4721, 68620), (6862, 47210), (9442, 34310), (13724, 23605), (17155, 18884)]