30804940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{37567}}^1$

素因数の和:37617

約数の個数: 24

約数和(自身を含む): 66269952

約数和(自身を除く): 35465012

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 37567, 75134, 150268, 187835, 375670, 751340, 1540247, 3080494, 6160988, 7701235, 15402470, 30804940]

約数ペア:

[(1, 30804940), (2, 15402470), (4, 7701235), (5, 6160988), (10, 3080494), (20, 1540247), (41, 751340), (82, 375670), (164, 187835), (205, 150268), (410, 75134), (820, 37567)]