1228013140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1497577}}^1$

素因数の和:1497627

約数の個数: 24

約数和(自身を含む): 2641727592

約数和(自身を除く): 1413714452

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1497577, 2995154, 5990308, 7487885, 14975770, 29951540, 61400657, 122801314, 245602628, 307003285, 614006570, 1228013140]

約数ペア:

[(1, 1228013140), (2, 614006570), (4, 307003285), (5, 245602628), (10, 122801314), (20, 61400657), (41, 29951540), (82, 14975770), (164, 7487885), (205, 5990308), (410, 2995154), (820, 1497577)]