20713250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{2857}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 40126320

約数和(自身を除く): 19413070

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 2857, 3625, 5714, 7250, 14285, 28570, 71425, 82853, 142850, 165706, 357125, 414265, 714250, 828530, 2071325, 4142650, 10356625, 20713250]

約数ペア:

[(1, 20713250), (2, 10356625), (5, 4142650), (10, 2071325), (25, 828530), (29, 714250), (50, 414265), (58, 357125), (125, 165706), (145, 142850), (250, 82853), (290, 71425), (725, 28570), (1450, 14285), (2857, 7250), (3625, 5714)]