27807580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 62264160

約数和(自身を除く): 34456580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 283, 289, 340, 566, 578, 1132, 1156, 1415, 1445, 2830, 2890, 4811, 4913, 5660, 5780, 9622, 9826, 19244, 19652, 24055, 24565, 48110, 49130, 81787, 96220, 98260, 163574, 327148, 408935, 817870, 1390379, 1635740, 2780758, 5561516, 6951895, 13903790, 27807580]

約数ペア:

[(1, 27807580), (2, 13903790), (4, 6951895), (5, 5561516), (10, 2780758), (17, 1635740), (20, 1390379), (34, 817870), (68, 408935), (85, 327148), (170, 163574), (283, 98260), (289, 96220), (340, 81787), (566, 49130), (578, 48110), (1132, 24565), (1156, 24055), (1415, 19652), (1445, 19244), (2830, 9826), (2890, 9622), (4811, 5780), (4913, 5660)]