20403750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{5441}}^1$

素因数の和:5466

約数の個数: 40

約数和(自身を含む): 51002424

約数和(自身を除く): 30598674

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 5441, 10882, 16323, 27205, 32646, 54410, 81615, 136025, 163230, 272050, 408075, 680125, 816150, 1360250, 2040375, 3400625, 4080750, 6801250, 10201875, 20403750]

約数ペア:

[(1, 20403750), (2, 10201875), (3, 6801250), (5, 4080750), (6, 3400625), (10, 2040375), (15, 1360250), (25, 816150), (30, 680125), (50, 408075), (75, 272050), (125, 163230), (150, 136025), (250, 81615), (375, 54410), (625, 32646), (750, 27205), (1250, 16323), (1875, 10882), (3750, 5441)]