2981840

素因数分解:

$2^4\times 5^1\times {\mathrm{37273}}^1$

素因数の和:37286

約数の個数: 20

約数和(自身を含む): 6932964

約数和(自身を除く): 3951124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 37273, 74546, 149092, 186365, 298184, 372730, 596368, 745460, 1490920, 2981840]

約数ペア:

[(1, 2981840), (2, 1490920), (4, 745460), (5, 596368), (8, 372730), (10, 298184), (16, 186365), (20, 149092), (40, 74546), (80, 37273)]