17223620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 37594368

約数和(自身を除く): 20370748

約数列:

[1, 2, 4, 5, 10, 20, 47, 73, 94, 146, 188, 235, 251, 292, 365, 470, 502, 730, 940, 1004, 1255, 1460, 2510, 3431, 5020, 6862, 11797, 13724, 17155, 18323, 23594, 34310, 36646, 47188, 58985, 68620, 73292, 91615, 117970, 183230, 235940, 366460, 861181, 1722362, 3444724, 4305905, 8611810, 17223620]

約数ペア:

[(1, 17223620), (2, 8611810), (4, 4305905), (5, 3444724), (10, 1722362), (20, 861181), (47, 366460), (73, 235940), (94, 183230), (146, 117970), (188, 91615), (235, 73292), (251, 68620), (292, 58985), (365, 47188), (470, 36646), (502, 34310), (730, 23594), (940, 18323), (1004, 17155), (1255, 13724), (1460, 11797), (2510, 6862), (3431, 5020)]