49733680

素因数分解:

$2^4\times 5^1\times {\mathrm{621671}}^1$

素因数の和:621684

約数の個数: 20

約数和(自身を含む): 115630992

約数和(自身を除く): 65897312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 621671, 1243342, 2486684, 3108355, 4973368, 6216710, 9946736, 12433420, 24866840, 49733680]

約数ペア:

[(1, 49733680), (2, 24866840), (4, 12433420), (5, 9946736), (8, 6216710), (10, 4973368), (16, 3108355), (20, 2486684), (40, 1243342), (80, 621671)]