30716380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 67568256

約数和(自身を除く): 36851876

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 797, 820, 940, 1594, 1927, 3188, 3854, 3985, 7708, 7970, 9635, 15940, 19270, 32677, 37459, 38540, 65354, 74918, 130708, 149836, 163385, 187295, 326770, 374590, 653540, 749180, 1535819, 3071638, 6143276, 7679095, 15358190, 30716380]

約数ペア:

[(1, 30716380), (2, 15358190), (4, 7679095), (5, 6143276), (10, 3071638), (20, 1535819), (41, 749180), (47, 653540), (82, 374590), (94, 326770), (164, 187295), (188, 163385), (205, 149836), (235, 130708), (410, 74918), (470, 65354), (797, 38540), (820, 37459), (940, 32677), (1594, 19270), (1927, 15940), (3188, 9635), (3854, 7970), (3985, 7708)]