2013109180

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1\times {\mathrm{1987}}^1$

素因数の和:2458

約数の個数: 48

約数和(自身を含む): 4268315520

約数和(自身を除く): 2255206340

約数列:

[1, 2, 4, 5, 10, 20, 179, 283, 358, 566, 716, 895, 1132, 1415, 1790, 1987, 2830, 3580, 3974, 5660, 7948, 9935, 19870, 39740, 50657, 101314, 202628, 253285, 355673, 506570, 562321, 711346, 1013140, 1124642, 1422692, 1778365, 2249284, 2811605, 3556730, 5623210, 7113460, 11246420, 100655459, 201310918, 402621836, 503277295, 1006554590, 2013109180]

約数ペア:

[(1, 2013109180), (2, 1006554590), (4, 503277295), (5, 402621836), (10, 201310918), (20, 100655459), (179, 11246420), (283, 7113460), (358, 5623210), (566, 3556730), (716, 2811605), (895, 2249284), (1132, 1778365), (1415, 1422692), (1790, 1124642), (1987, 1013140), (2830, 711346), (3580, 562321), (3974, 506570), (5660, 355673), (7948, 253285), (9935, 202628), (19870, 101314), (39740, 50657)]