2780690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 5785344

約数和(自身を除く): 3004654

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1487, 1870, 2974, 7435, 14870, 16357, 25279, 32714, 50558, 81785, 126395, 163570, 252790, 278069, 556138, 1390345, 2780690]

約数ペア:

[(1, 2780690), (2, 1390345), (5, 556138), (10, 278069), (11, 252790), (17, 163570), (22, 126395), (34, 81785), (55, 50558), (85, 32714), (110, 25279), (170, 16357), (187, 14870), (374, 7435), (935, 2974), (1487, 1870)]