205093990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{1787}}^1$

素因数の和:2316

約数の個数: 32

約数和(自身を含む): 386208000

約数和(自身を除く): 181114010

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 499, 998, 1787, 2495, 3574, 4990, 8935, 11477, 17870, 22954, 41101, 57385, 82202, 114770, 205505, 411010, 891713, 1783426, 4458565, 8917130, 20509399, 41018798, 102546995, 205093990]

約数ペア:

[(1, 205093990), (2, 102546995), (5, 41018798), (10, 20509399), (23, 8917130), (46, 4458565), (115, 1783426), (230, 891713), (499, 411010), (998, 205505), (1787, 114770), (2495, 82202), (3574, 57385), (4990, 41101), (8935, 22954), (11477, 17870)]