199897020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1110539}}^1$

素因数の和:1110554

約数の個数: 36

約数和(自身を含む): 606354840

約数和(自身を除く): 406457820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1110539, 2221078, 3331617, 4442156, 5552695, 6663234, 9994851, 11105390, 13326468, 16658085, 19989702, 22210780, 33316170, 39979404, 49974255, 66632340, 99948510, 199897020]

約数ペア:

[(1, 199897020), (2, 99948510), (3, 66632340), (4, 49974255), (5, 39979404), (6, 33316170), (9, 22210780), (10, 19989702), (12, 16658085), (15, 13326468), (18, 11105390), (20, 9994851), (30, 6663234), (36, 5552695), (45, 4442156), (60, 3331617), (90, 2221078), (180, 1110539)]