510551440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{5807}}^1$

素因数の和:5984

約数の個数: 80

約数和(自身を含む): 1365484032

約数和(自身を除く): 854932592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 5807, 6280, 8792, 10990, 11614, 12560, 17584, 21980, 23228, 29035, 40649, 43960, 46456, 58070, 81298, 87920, 92912, 116140, 162596, 203245, 232280, 325192, 406490, 464560, 650384, 812980, 911699, 1625960, 1823398, 3251920, 3646796, 4558495, 6381893, 7293592, 9116990, 12763786, 14587184, 18233980, 25527572, 31909465, 36467960, 51055144, 63818930, 72935920, 102110288, 127637860, 255275720, 510551440]

約数ペア:

[(1, 510551440), (2, 255275720), (4, 127637860), (5, 102110288), (7, 72935920), (8, 63818930), (10, 51055144), (14, 36467960), (16, 31909465), (20, 25527572), (28, 18233980), (35, 14587184), (40, 12763786), (56, 9116990), (70, 7293592), (80, 6381893), (112, 4558495), (140, 3646796), (157, 3251920), (280, 1823398), (314, 1625960), (560, 911699), (628, 812980), (785, 650384), (1099, 464560), (1256, 406490), (1570, 325192), (2198, 232280), (2512, 203245), (3140, 162596), (4396, 116140), (5495, 92912), (5807, 87920), (6280, 81298), (8792, 58070), (10990, 46456), (11614, 43960), (12560, 40649), (17584, 29035), (21980, 23228)]