15403120

素因数分解:

$2^4\times 5^1\times {\mathrm{192539}}^1$

素因数の和:192552

約数の個数: 20

約数和(自身を含む): 35812440

約数和(自身を除く): 20409320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192539, 385078, 770156, 962695, 1540312, 1925390, 3080624, 3850780, 7701560, 15403120]

約数ペア:

[(1, 15403120), (2, 7701560), (4, 3850780), (5, 3080624), (8, 1925390), (10, 1540312), (16, 962695), (20, 770156), (40, 385078), (80, 192539)]