19396400

素因数分解:

$2^4\times 5^2\times {\mathrm{48491}}^1$

素因数の和:48509

約数の個数: 30

約数和(自身を含む): 46600812

約数和(自身を除く): 27204412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 48491, 96982, 193964, 242455, 387928, 484910, 775856, 969820, 1212275, 1939640, 2424550, 3879280, 4849100, 9698200, 19396400]

約数ペア:

[(1, 19396400), (2, 9698200), (4, 4849100), (5, 3879280), (8, 2424550), (10, 1939640), (16, 1212275), (20, 969820), (25, 775856), (40, 484910), (50, 387928), (80, 242455), (100, 193964), (200, 96982), (400, 48491)]