31226620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3167}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 40623620

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, 3167, 4930, 6334, 9860, 12668, 15835, 31670, 53839, 63340, 91843, 107678, 183686, 215356, 269195, 367372, 459215, 538390, 918430, 1076780, 1561331, 1836860, 3122662, 6245324, 7806655, 15613310, 31226620]

約数ペア:

[(1, 31226620), (2, 15613310), (4, 7806655), (5, 6245324), (10, 3122662), (17, 1836860), (20, 1561331), (29, 1076780), (34, 918430), (58, 538390), (68, 459215), (85, 367372), (116, 269195), (145, 215356), (170, 183686), (290, 107678), (340, 91843), (493, 63340), (580, 53839), (986, 31670), (1972, 15835), (2465, 12668), (3167, 9860), (4930, 6334)]