153742480

素因数分解:

$2^4\times 5^1\times {\mathrm{1921781}}^1$

素因数の和:1921794

約数の個数: 20

約数和(自身を含む): 357451452

約数和(自身を除く): 203708972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1921781, 3843562, 7687124, 9608905, 15374248, 19217810, 30748496, 38435620, 76871240, 153742480]

約数ペア:

[(1, 153742480), (2, 76871240), (4, 38435620), (5, 30748496), (8, 19217810), (10, 15374248), (16, 9608905), (20, 7687124), (40, 3843562), (80, 1921781)]