26979340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 60867072

約数和(自身を除く): 33887732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1087, 1241, 1460, 2174, 2482, 4348, 4964, 5435, 6205, 10870, 12410, 18479, 21740, 24820, 36958, 73916, 79351, 92395, 158702, 184790, 317404, 369580, 396755, 793510, 1348967, 1587020, 2697934, 5395868, 6744835, 13489670, 26979340]

約数ペア:

[(1, 26979340), (2, 13489670), (4, 6744835), (5, 5395868), (10, 2697934), (17, 1587020), (20, 1348967), (34, 793510), (68, 396755), (73, 369580), (85, 317404), (146, 184790), (170, 158702), (292, 92395), (340, 79351), (365, 73916), (730, 36958), (1087, 24820), (1241, 21740), (1460, 18479), (2174, 12410), (2482, 10870), (4348, 6205), (4964, 5435)]