15633040

素因数分解:

$2^4\times 5^1\times {\mathrm{195413}}^1$

素因数の和:195426

約数の個数: 20

約数和(自身を含む): 36347004

約数和(自身を除く): 20713964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195413, 390826, 781652, 977065, 1563304, 1954130, 3126608, 3908260, 7816520, 15633040]

約数ペア:

[(1, 15633040), (2, 7816520), (4, 3908260), (5, 3126608), (8, 1954130), (10, 1563304), (16, 977065), (20, 781652), (40, 390826), (80, 195413)]