1090390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 2309184

約数和(自身を除く): 1218794

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 421, 518, 842, 1295, 2105, 2590, 2947, 4210, 5894, 14735, 15577, 29470, 31154, 77885, 109039, 155770, 218078, 545195, 1090390]

約数ペア:

[(1, 1090390), (2, 545195), (5, 218078), (7, 155770), (10, 109039), (14, 77885), (35, 31154), (37, 29470), (70, 15577), (74, 14735), (185, 5894), (259, 4210), (370, 2947), (421, 2590), (518, 2105), (842, 1295)]