2220221444

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1\times {\mathrm{1201}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 4494287616

約数和(自身を除く): 2274066172

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 641, 721, 1201, 1282, 1442, 2402, 2564, 2884, 4487, 4804, 8407, 8974, 16814, 17948, 33628, 66023, 123703, 132046, 247406, 264092, 462161, 494812, 769841, 865921, 924322, 1539682, 1731842, 1848644, 3079364, 3463684, 5388887, 10777774, 21555548, 79293623, 158587246, 317174492, 555055361, 1110110722, 2220221444]

約数ペア:

[(1, 2220221444), (2, 1110110722), (4, 555055361), (7, 317174492), (14, 158587246), (28, 79293623), (103, 21555548), (206, 10777774), (412, 5388887), (641, 3463684), (721, 3079364), (1201, 1848644), (1282, 1731842), (1442, 1539682), (2402, 924322), (2564, 865921), (2884, 769841), (4487, 494812), (4804, 462161), (8407, 264092), (8974, 247406), (16814, 132046), (17948, 123703), (33628, 66023)]