890380384

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{443}}^1\times {\mathrm{587}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 1776333888

約数和(自身を除く): 885953504

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 428, 443, 587, 856, 886, 1174, 1712, 1772, 2348, 3424, 3544, 4696, 7088, 9392, 14176, 18784, 47401, 62809, 94802, 125618, 189604, 251236, 260041, 379208, 502472, 520082, 758416, 1004944, 1040164, 1516832, 2009888, 2080328, 4160656, 8321312, 27824387, 55648774, 111297548, 222595096, 445190192, 890380384]

約数ペア:

[(1, 890380384), (2, 445190192), (4, 222595096), (8, 111297548), (16, 55648774), (32, 27824387), (107, 8321312), (214, 4160656), (428, 2080328), (443, 2009888), (587, 1516832), (856, 1040164), (886, 1004944), (1174, 758416), (1712, 520082), (1772, 502472), (2348, 379208), (3424, 260041), (3544, 251236), (4696, 189604), (7088, 125618), (9392, 94802), (14176, 62809), (18784, 47401)]