49728880

素因数分解:

$2^4\times 5^1\times {\mathrm{621611}}^1$

素因数の和:621624

約数の個数: 20

約数和(自身を含む): 115619832

約数和(自身を除く): 65890952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 621611, 1243222, 2486444, 3108055, 4972888, 6216110, 9945776, 12432220, 24864440, 49728880]

約数ペア:

[(1, 49728880), (2, 24864440), (4, 12432220), (5, 9945776), (8, 6216110), (10, 4972888), (16, 3108055), (20, 2486444), (40, 1243222), (80, 621611)]