7438480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 20355840

約数和(自身を除く): 12917360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 359, 370, 518, 560, 592, 718, 740, 1036, 1295, 1436, 1480, 1795, 2072, 2513, 2590, 2872, 2960, 3590, 4144, 5026, 5180, 5744, 7180, 10052, 10360, 12565, 13283, 14360, 20104, 20720, 25130, 26566, 28720, 40208, 50260, 53132, 66415, 92981, 100520, 106264, 132830, 185962, 201040, 212528, 265660, 371924, 464905, 531320, 743848, 929810, 1062640, 1487696, 1859620, 3719240, 7438480]

約数ペア:

[(1, 7438480), (2, 3719240), (4, 1859620), (5, 1487696), (7, 1062640), (8, 929810), (10, 743848), (14, 531320), (16, 464905), (20, 371924), (28, 265660), (35, 212528), (37, 201040), (40, 185962), (56, 132830), (70, 106264), (74, 100520), (80, 92981), (112, 66415), (140, 53132), (148, 50260), (185, 40208), (259, 28720), (280, 26566), (296, 25130), (359, 20720), (370, 20104), (518, 14360), (560, 13283), (592, 12565), (718, 10360), (740, 10052), (1036, 7180), (1295, 5744), (1436, 5180), (1480, 5026), (1795, 4144), (2072, 3590), (2513, 2960), (2590, 2872)]