187868020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{552553}}^1$

素因数の和:552579

約数の個数: 24

約数和(自身を含む): 417730824

約数和(自身を除く): 229862804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 552553, 1105106, 2210212, 2762765, 5525530, 9393401, 11051060, 18786802, 37573604, 46967005, 93934010, 187868020]

約数ペア:

[(1, 187868020), (2, 93934010), (4, 46967005), (5, 37573604), (10, 18786802), (17, 11051060), (20, 9393401), (34, 5525530), (68, 2762765), (85, 2210212), (170, 1105106), (340, 552553)]