4004128

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:964

約数の個数: 24

約数和(自身を含む): 7943292

約数和(自身を除く): 3939164

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 797, 1256, 1594, 2512, 3188, 5024, 6376, 12752, 25504, 125129, 250258, 500516, 1001032, 2002064, 4004128]

約数ペア:

[(1, 4004128), (2, 2002064), (4, 1001032), (8, 500516), (16, 250258), (32, 125129), (157, 25504), (314, 12752), (628, 6376), (797, 5024), (1256, 3188), (1594, 2512)]