104500720

素因数分解:

$2^4\times 5^1\times {\mathrm{1306259}}^1$

素因数の和:1306272

約数の個数: 20

約数和(自身を含む): 242964360

約数和(自身を除く): 138463640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1306259, 2612518, 5225036, 6531295, 10450072, 13062590, 20900144, 26125180, 52250360, 104500720]

約数ペア:

[(1, 104500720), (2, 52250360), (4, 26125180), (5, 20900144), (8, 13062590), (10, 10450072), (16, 6531295), (20, 5225036), (40, 2612518), (80, 1306259)]