12834620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 28213248

約数和(自身を除く): 15378628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 163, 254, 310, 326, 508, 620, 635, 652, 815, 1270, 1630, 2540, 3260, 3937, 5053, 7874, 10106, 15748, 19685, 20212, 20701, 25265, 39370, 41402, 50530, 78740, 82804, 101060, 103505, 207010, 414020, 641731, 1283462, 2566924, 3208655, 6417310, 12834620]

約数ペア:

[(1, 12834620), (2, 6417310), (4, 3208655), (5, 2566924), (10, 1283462), (20, 641731), (31, 414020), (62, 207010), (124, 103505), (127, 101060), (155, 82804), (163, 78740), (254, 50530), (310, 41402), (326, 39370), (508, 25265), (620, 20701), (635, 20212), (652, 19685), (815, 15748), (1270, 10106), (1630, 7874), (2540, 5053), (3260, 3937)]