1919012020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{332009}}^1$

素因数の和:332052

約数の個数: 36

約数和(自身を含む): 4280936940

約数和(自身を除く): 2361924920

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 332009, 664018, 1328036, 1660045, 3320090, 5644153, 6640180, 11288306, 22576612, 28220765, 56441530, 95950601, 112883060, 191901202, 383802404, 479753005, 959506010, 1919012020]

約数ペア:

[(1, 1919012020), (2, 959506010), (4, 479753005), (5, 383802404), (10, 191901202), (17, 112883060), (20, 95950601), (34, 56441530), (68, 28220765), (85, 22576612), (170, 11288306), (289, 6640180), (340, 5644153), (578, 3320090), (1156, 1660045), (1445, 1328036), (2890, 664018), (5780, 332009)]