2045018860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{31051}}^1$

素因数の和:31186

約数の個数: 48

約数和(自身を含む): 4460309280

約数和(自身を除く): 2415290420

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 356, 370, 445, 740, 890, 1780, 3293, 6586, 13172, 16465, 31051, 32930, 62102, 65860, 124204, 155255, 310510, 621020, 1148887, 2297774, 2763539, 4595548, 5527078, 5744435, 11054156, 11488870, 13817695, 22977740, 27635390, 55270780, 102250943, 204501886, 409003772, 511254715, 1022509430, 2045018860]

約数ペア:

[(1, 2045018860), (2, 1022509430), (4, 511254715), (5, 409003772), (10, 204501886), (20, 102250943), (37, 55270780), (74, 27635390), (89, 22977740), (148, 13817695), (178, 11488870), (185, 11054156), (356, 5744435), (370, 5527078), (445, 4595548), (740, 2763539), (890, 2297774), (1780, 1148887), (3293, 621020), (6586, 310510), (13172, 155255), (16465, 124204), (31051, 65860), (32930, 62102)]