1420290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 3788928

約数和(自身を除く): 2368638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 367, 387, 430, 645, 734, 774, 1101, 1290, 1835, 1935, 2202, 3303, 3670, 3870, 5505, 6606, 11010, 15781, 16515, 31562, 33030, 47343, 78905, 94686, 142029, 157810, 236715, 284058, 473430, 710145, 1420290]

約数ペア:

[(1, 1420290), (2, 710145), (3, 473430), (5, 284058), (6, 236715), (9, 157810), (10, 142029), (15, 94686), (18, 78905), (30, 47343), (43, 33030), (45, 31562), (86, 16515), (90, 15781), (129, 11010), (215, 6606), (258, 5505), (367, 3870), (387, 3670), (430, 3303), (645, 2202), (734, 1935), (774, 1835), (1101, 1290)]