42080660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 91276416

約数和(自身を除く): 49195756

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 167, 172, 215, 293, 334, 430, 586, 668, 835, 860, 1172, 1465, 1670, 2930, 3340, 5860, 7181, 12599, 14362, 25198, 28724, 35905, 48931, 50396, 62995, 71810, 97862, 125990, 143620, 195724, 244655, 251980, 489310, 978620, 2104033, 4208066, 8416132, 10520165, 21040330, 42080660]

約数ペア:

[(1, 42080660), (2, 21040330), (4, 10520165), (5, 8416132), (10, 4208066), (20, 2104033), (43, 978620), (86, 489310), (167, 251980), (172, 244655), (215, 195724), (293, 143620), (334, 125990), (430, 97862), (586, 71810), (668, 62995), (835, 50396), (860, 48931), (1172, 35905), (1465, 28724), (1670, 25198), (2930, 14362), (3340, 12599), (5860, 7181)]