4017950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 8236080

約数和(自身を除く): 4218130

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 163, 170, 290, 326, 425, 493, 725, 815, 850, 986, 1450, 1630, 2465, 2771, 4075, 4727, 4930, 5542, 8150, 9454, 12325, 13855, 23635, 24650, 27710, 47270, 69275, 80359, 118175, 138550, 160718, 236350, 401795, 803590, 2008975, 4017950]

約数ペア:

[(1, 4017950), (2, 2008975), (5, 803590), (10, 401795), (17, 236350), (25, 160718), (29, 138550), (34, 118175), (50, 80359), (58, 69275), (85, 47270), (145, 27710), (163, 24650), (170, 23635), (290, 13855), (326, 12325), (425, 9454), (493, 8150), (725, 5542), (815, 4930), (850, 4727), (986, 4075), (1450, 2771), (1630, 2465)]