2219690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 4618944

約数和(自身を除く): 2399254

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1187, 1870, 2374, 5935, 11870, 13057, 20179, 26114, 40358, 65285, 100895, 130570, 201790, 221969, 443938, 1109845, 2219690]

約数ペア:

[(1, 2219690), (2, 1109845), (5, 443938), (10, 221969), (11, 201790), (17, 130570), (22, 100895), (34, 65285), (55, 40358), (85, 26114), (110, 20179), (170, 13057), (187, 11870), (374, 5935), (935, 2374), (1187, 1870)]