2707180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 6624576

約数和(自身を除く): 3917396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 317, 427, 610, 634, 854, 1220, 1268, 1585, 1708, 2135, 2219, 3170, 4270, 4438, 6340, 8540, 8876, 11095, 19337, 22190, 38674, 44380, 77348, 96685, 135359, 193370, 270718, 386740, 541436, 676795, 1353590, 2707180]

約数ペア:

[(1, 2707180), (2, 1353590), (4, 676795), (5, 541436), (7, 386740), (10, 270718), (14, 193370), (20, 135359), (28, 96685), (35, 77348), (61, 44380), (70, 38674), (122, 22190), (140, 19337), (244, 11095), (305, 8876), (317, 8540), (427, 6340), (610, 4438), (634, 4270), (854, 3170), (1220, 2219), (1268, 2135), (1585, 1708)]