34281740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 74680704

約数和(自身を除く): 40398964

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 431, 485, 820, 862, 970, 1724, 1940, 2155, 3977, 4310, 7954, 8620, 15908, 17671, 19885, 35342, 39770, 41807, 70684, 79540, 83614, 88355, 167228, 176710, 209035, 353420, 418070, 836140, 1714087, 3428174, 6856348, 8570435, 17140870, 34281740]

約数ペア:

[(1, 34281740), (2, 17140870), (4, 8570435), (5, 6856348), (10, 3428174), (20, 1714087), (41, 836140), (82, 418070), (97, 353420), (164, 209035), (194, 176710), (205, 167228), (388, 88355), (410, 83614), (431, 79540), (485, 70684), (820, 41807), (862, 39770), (970, 35342), (1724, 19885), (1940, 17671), (2155, 15908), (3977, 8620), (4310, 7954)]