20324600

素因数分解:

$2^3\times 5^2\times {\mathrm{151}}^1\times {\mathrm{673}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 47638320

約数和(自身を除く): 27313720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 151, 200, 302, 604, 673, 755, 1208, 1346, 1510, 2692, 3020, 3365, 3775, 5384, 6040, 6730, 7550, 13460, 15100, 16825, 26920, 30200, 33650, 67300, 101623, 134600, 203246, 406492, 508115, 812984, 1016230, 2032460, 2540575, 4064920, 5081150, 10162300, 20324600]

約数ペア:

[(1, 20324600), (2, 10162300), (4, 5081150), (5, 4064920), (8, 2540575), (10, 2032460), (20, 1016230), (25, 812984), (40, 508115), (50, 406492), (100, 203246), (151, 134600), (200, 101623), (302, 67300), (604, 33650), (673, 30200), (755, 26920), (1208, 16825), (1346, 15100), (1510, 13460), (2692, 7550), (3020, 6730), (3365, 6040), (3775, 5384)]