202218740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20509}}^1$

素因数の和:20564

約数の個数: 48

約数和(自身を含む): 465166800

約数和(自身を除く): 262948060

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 20509, 41018, 82036, 102545, 205090, 348653, 410180, 594761, 697306, 1189522, 1394612, 1743265, 2379044, 2973805, 3486530, 5947610, 6973060, 10110937, 11895220, 20221874, 40443748, 50554685, 101109370, 202218740]

約数ペア:

[(1, 202218740), (2, 101109370), (4, 50554685), (5, 40443748), (10, 20221874), (17, 11895220), (20, 10110937), (29, 6973060), (34, 5947610), (58, 3486530), (68, 2973805), (85, 2379044), (116, 1743265), (145, 1394612), (170, 1189522), (290, 697306), (340, 594761), (493, 410180), (580, 348653), (986, 205090), (1972, 102545), (2465, 82036), (4930, 41018), (9860, 20509)]