40280660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1931}}^1$

素因数の和:2096

約数の個数: 48

約数和(自身を含む): 97372800

約数和(自身を除く): 57092140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 1931, 2086, 2980, 3862, 4172, 5215, 7724, 9655, 10430, 13517, 19310, 20860, 27034, 38620, 54068, 67585, 135170, 270340, 287719, 575438, 1150876, 1438595, 2014033, 2877190, 4028066, 5754380, 8056132, 10070165, 20140330, 40280660]

約数ペア:

[(1, 40280660), (2, 20140330), (4, 10070165), (5, 8056132), (7, 5754380), (10, 4028066), (14, 2877190), (20, 2014033), (28, 1438595), (35, 1150876), (70, 575438), (140, 287719), (149, 270340), (298, 135170), (596, 67585), (745, 54068), (1043, 38620), (1490, 27034), (1931, 20860), (2086, 19310), (2980, 13517), (3862, 10430), (4172, 9655), (5215, 7724)]