2017488620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{335131}}^1$

素因数の和:335190

約数の個数: 48

約数和(自身を含む): 4954591488

約数和(自身を除く): 2937102868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 335131, 670262, 1340524, 1675655, 2345917, 3351310, 4691834, 6702620, 9383668, 11729585, 14410633, 23459170, 28821266, 46918340, 57642532, 72053165, 100874431, 144106330, 201748862, 288212660, 403497724, 504372155, 1008744310, 2017488620]

約数ペア:

[(1, 2017488620), (2, 1008744310), (4, 504372155), (5, 403497724), (7, 288212660), (10, 201748862), (14, 144106330), (20, 100874431), (28, 72053165), (35, 57642532), (43, 46918340), (70, 28821266), (86, 23459170), (140, 14410633), (172, 11729585), (215, 9383668), (301, 6702620), (430, 4691834), (602, 3351310), (860, 2345917), (1204, 1675655), (1505, 1340524), (3010, 670262), (6020, 335131)]