2594620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 6386688

約数和(自身を除く): 3792068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 431, 602, 860, 862, 1204, 1505, 1724, 2155, 3010, 3017, 4310, 6020, 6034, 8620, 12068, 15085, 18533, 30170, 37066, 60340, 74132, 92665, 129731, 185330, 259462, 370660, 518924, 648655, 1297310, 2594620]

約数ペア:

[(1, 2594620), (2, 1297310), (4, 648655), (5, 518924), (7, 370660), (10, 259462), (14, 185330), (20, 129731), (28, 92665), (35, 74132), (43, 60340), (70, 37066), (86, 30170), (140, 18533), (172, 15085), (215, 12068), (301, 8620), (430, 6034), (431, 6020), (602, 4310), (860, 3017), (862, 3010), (1204, 2155), (1505, 1724)]