15748050820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{1979}}^1$

素因数の和:2537

約数の個数: 96

約数和(自身を含む): 35712230400

約数和(自身を除く): 19964179580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 487, 817, 860, 974, 1634, 1948, 1979, 2435, 3268, 3958, 4085, 4870, 7916, 8170, 9253, 9740, 9895, 16340, 18506, 19790, 20941, 37012, 37601, 39580, 41882, 46265, 75202, 83764, 85097, 92530, 104705, 150404, 170194, 185060, 188005, 209410, 340388, 376010, 397879, 418820, 425485, 752020, 795758, 850970, 963773, 1591516, 1616843, 1701940, 1927546, 1989395, 3233686, 3855092, 3978790, 4818865, 6467372, 7957580, 8084215, 9637730, 16168430, 18311687, 19275460, 32336860, 36623374, 41442239, 73246748, 82884478, 91558435, 165768956, 183116870, 207211195, 366233740, 414422390, 787402541, 828844780, 1574805082, 3149610164, 3937012705, 7874025410, 15748050820]

約数ペア:

[(1, 15748050820), (2, 7874025410), (4, 3937012705), (5, 3149610164), (10, 1574805082), (19, 828844780), (20, 787402541), (38, 414422390), (43, 366233740), (76, 207211195), (86, 183116870), (95, 165768956), (172, 91558435), (190, 82884478), (215, 73246748), (380, 41442239), (430, 36623374), (487, 32336860), (817, 19275460), (860, 18311687), (974, 16168430), (1634, 9637730), (1948, 8084215), (1979, 7957580), (2435, 6467372), (3268, 4818865), (3958, 3978790), (4085, 3855092), (4870, 3233686), (7916, 1989395), (8170, 1927546), (9253, 1701940), (9740, 1616843), (9895, 1591516), (16340, 963773), (18506, 850970), (19790, 795758), (20941, 752020), (37012, 425485), (37601, 418820), (39580, 397879), (41882, 376010), (46265, 340388), (75202, 209410), (83764, 188005), (85097, 185060), (92530, 170194), (104705, 150404)]