39846020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25219}}^1$

素因数の和:25307

約数の個数: 24

約数和(自身を含む): 84739200

約数和(自身を除く): 44893180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 25219, 50438, 100876, 126095, 252190, 504380, 1992301, 3984602, 7969204, 9961505, 19923010, 39846020]

約数ペア:

[(1, 39846020), (2, 19923010), (4, 9961505), (5, 7969204), (10, 3984602), (20, 1992301), (79, 504380), (158, 252190), (316, 126095), (395, 100876), (790, 50438), (1580, 25219)]