17793020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 43313088

約数和(自身を除く): 25520068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 1741, 2044, 2555, 3482, 5110, 6964, 8705, 10220, 12187, 17410, 24374, 34820, 48748, 60935, 121870, 127093, 243740, 254186, 508372, 635465, 889651, 1270930, 1779302, 2541860, 3558604, 4448255, 8896510, 17793020]

約数ペア:

[(1, 17793020), (2, 8896510), (4, 4448255), (5, 3558604), (7, 2541860), (10, 1779302), (14, 1270930), (20, 889651), (28, 635465), (35, 508372), (70, 254186), (73, 243740), (140, 127093), (146, 121870), (292, 60935), (365, 48748), (511, 34820), (730, 24374), (1022, 17410), (1460, 12187), (1741, 10220), (2044, 8705), (2555, 6964), (3482, 5110)]