2078968420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{19289}}^1$

素因数の和:19632

約数の個数: 48

約数和(自身を含む): 4637470320

約数和(自身を除く): 2558501900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 317, 340, 634, 1268, 1585, 3170, 5389, 6340, 10778, 19289, 21556, 26945, 38578, 53890, 77156, 96445, 107780, 192890, 327913, 385780, 655826, 1311652, 1639565, 3279130, 6114613, 6558260, 12229226, 24458452, 30573065, 61146130, 103948421, 122292260, 207896842, 415793684, 519742105, 1039484210, 2078968420]

約数ペア:

[(1, 2078968420), (2, 1039484210), (4, 519742105), (5, 415793684), (10, 207896842), (17, 122292260), (20, 103948421), (34, 61146130), (68, 30573065), (85, 24458452), (170, 12229226), (317, 6558260), (340, 6114613), (634, 3279130), (1268, 1639565), (1585, 1311652), (3170, 655826), (5389, 385780), (6340, 327913), (10778, 192890), (19289, 107780), (21556, 96445), (26945, 77156), (38578, 53890)]