141635920

素因数分解:

$2^4\times 5^1\times {\mathrm{1770449}}^1$

素因数の和:1770462

約数の個数: 20

約数和(自身を含む): 329303700

約数和(自身を除く): 187667780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1770449, 3540898, 7081796, 8852245, 14163592, 17704490, 28327184, 35408980, 70817960, 141635920]

約数ペア:

[(1, 141635920), (2, 70817960), (4, 35408980), (5, 28327184), (8, 17704490), (10, 14163592), (16, 8852245), (20, 7081796), (40, 3540898), (80, 1770449)]