2821535140

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{844771}}^1$

素因数の和:844947

約数の個数: 24

約数和(自身を含む): 5960711232

約数和(自身を除く): 3139176092

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 844771, 1689542, 3379084, 4223855, 8447710, 16895420, 141076757, 282153514, 564307028, 705383785, 1410767570, 2821535140]

約数ペア:

[(1, 2821535140), (2, 1410767570), (4, 705383785), (5, 564307028), (10, 282153514), (20, 141076757), (167, 16895420), (334, 8447710), (668, 4223855), (835, 3379084), (1670, 1689542), (3340, 844771)]