42442020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{235789}}^1$

素因数の和:235804

約数の個数: 36

約数和(自身を含む): 128741340

約数和(自身を除く): 86299320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 235789, 471578, 707367, 943156, 1178945, 1414734, 2122101, 2357890, 2829468, 3536835, 4244202, 4715780, 7073670, 8488404, 10610505, 14147340, 21221010, 42442020]

約数ペア:

[(1, 42442020), (2, 21221010), (3, 14147340), (4, 10610505), (5, 8488404), (6, 7073670), (9, 4715780), (10, 4244202), (12, 3536835), (15, 2829468), (18, 2357890), (20, 2122101), (30, 1414734), (36, 1178945), (45, 943156), (60, 707367), (90, 471578), (180, 235789)]