2960120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 6819120

約数和(自身を除く): 3859000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1721, 3442, 6884, 8605, 13768, 17210, 34420, 68840, 74003, 148006, 296012, 370015, 592024, 740030, 1480060, 2960120]

約数ペア:

[(1, 2960120), (2, 1480060), (4, 740030), (5, 592024), (8, 370015), (10, 296012), (20, 148006), (40, 74003), (43, 68840), (86, 34420), (172, 17210), (215, 13768), (344, 8605), (430, 6884), (860, 3442), (1720, 1721)]