4243090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 7983360

約数和(自身を除く): 3740270

約数列:

[1, 2, 5, 10, 41, 79, 82, 131, 158, 205, 262, 395, 410, 655, 790, 1310, 3239, 5371, 6478, 10349, 10742, 16195, 20698, 26855, 32390, 51745, 53710, 103490, 424309, 848618, 2121545, 4243090]

約数ペア:

[(1, 4243090), (2, 2121545), (5, 848618), (10, 424309), (41, 103490), (79, 53710), (82, 51745), (131, 32390), (158, 26855), (205, 20698), (262, 16195), (395, 10742), (410, 10349), (655, 6478), (790, 5371), (1310, 3239)]