313532020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{2909}}^1$

素因数の和:3252

約数の個数: 48

約数和(自身を含む): 699587280

約数和(自身を除く): 386055260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 317, 340, 634, 1268, 1585, 2909, 3170, 5389, 5818, 6340, 10778, 11636, 14545, 21556, 26945, 29090, 49453, 53890, 58180, 98906, 107780, 197812, 247265, 494530, 922153, 989060, 1844306, 3688612, 4610765, 9221530, 15676601, 18443060, 31353202, 62706404, 78383005, 156766010, 313532020]

約数ペア:

[(1, 313532020), (2, 156766010), (4, 78383005), (5, 62706404), (10, 31353202), (17, 18443060), (20, 15676601), (34, 9221530), (68, 4610765), (85, 3688612), (170, 1844306), (317, 989060), (340, 922153), (634, 494530), (1268, 247265), (1585, 197812), (2909, 107780), (3170, 98906), (5389, 58180), (5818, 53890), (6340, 49453), (10778, 29090), (11636, 26945), (14545, 21556)]