2017996980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{264829}}^1$

素因数の和:264968

約数の個数: 48

約数和(自身を含む): 5694904320

約数和(自身を除く): 3676907340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 264829, 529658, 794487, 1059316, 1324145, 1588974, 2648290, 3177948, 3972435, 5296580, 7944870, 15889740, 33633283, 67266566, 100899849, 134533132, 168166415, 201799698, 336332830, 403599396, 504499245, 672665660, 1008998490, 2017996980]

約数ペア:

[(1, 2017996980), (2, 1008998490), (3, 672665660), (4, 504499245), (5, 403599396), (6, 336332830), (10, 201799698), (12, 168166415), (15, 134533132), (20, 100899849), (30, 67266566), (60, 33633283), (127, 15889740), (254, 7944870), (381, 5296580), (508, 3972435), (635, 3177948), (762, 2648290), (1270, 1588974), (1524, 1324145), (1905, 1059316), (2540, 794487), (3810, 529658), (7620, 264829)]