2018008890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2491369}}^1$

素因数の和:2491388

約数の個数: 40

約数和(自身を含む): 5426203860

約数和(自身を除く): 3408194970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2491369, 4982738, 7474107, 12456845, 14948214, 22422321, 24913690, 37370535, 44844642, 67266963, 74741070, 112111605, 134533926, 201800889, 224223210, 336334815, 403601778, 672669630, 1009004445, 2018008890]

約数ペア:

[(1, 2018008890), (2, 1009004445), (3, 672669630), (5, 403601778), (6, 336334815), (9, 224223210), (10, 201800889), (15, 134533926), (18, 112111605), (27, 74741070), (30, 67266963), (45, 44844642), (54, 37370535), (81, 24913690), (90, 22422321), (135, 14948214), (162, 12456845), (270, 7474107), (405, 4982738), (810, 2491369)]