40069820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 96535488

約数和(自身を除く): 56465668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 661, 866, 1322, 1732, 2165, 2644, 3031, 3305, 4330, 4627, 6062, 6610, 8660, 9254, 12124, 13220, 15155, 18508, 23135, 30310, 46270, 60620, 92540, 286213, 572426, 1144852, 1431065, 2003491, 2862130, 4006982, 5724260, 8013964, 10017455, 20034910, 40069820]

約数ペア:

[(1, 40069820), (2, 20034910), (4, 10017455), (5, 8013964), (7, 5724260), (10, 4006982), (14, 2862130), (20, 2003491), (28, 1431065), (35, 1144852), (70, 572426), (140, 286213), (433, 92540), (661, 60620), (866, 46270), (1322, 30310), (1732, 23135), (2165, 18508), (2644, 15155), (3031, 13220), (3305, 12124), (4330, 9254), (4627, 8660), (6062, 6610)]