3933640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 9060480

約数和(自身を除く): 5126840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2287, 4574, 9148, 11435, 18296, 22870, 45740, 91480, 98341, 196682, 393364, 491705, 786728, 983410, 1966820, 3933640]

約数ペア:

[(1, 3933640), (2, 1966820), (4, 983410), (5, 786728), (8, 491705), (10, 393364), (20, 196682), (40, 98341), (43, 91480), (86, 45740), (172, 22870), (215, 18296), (344, 11435), (430, 9148), (860, 4574), (1720, 2287)]