20187631420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2480053}}^1$

素因数の和:2480110

約数の個数: 48

約数和(自身を含む): 47497994208

約数和(自身を除く): 27310362788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 2480053, 4960106, 9920212, 12400265, 24800530, 27280583, 49601060, 54561166, 91761961, 109122332, 136402915, 183523922, 272805830, 367047844, 458809805, 545611660, 917619610, 1009381571, 1835239220, 2018763142, 4037526284, 5046907855, 10093815710, 20187631420]

約数ペア:

[(1, 20187631420), (2, 10093815710), (4, 5046907855), (5, 4037526284), (10, 2018763142), (11, 1835239220), (20, 1009381571), (22, 917619610), (37, 545611660), (44, 458809805), (55, 367047844), (74, 272805830), (110, 183523922), (148, 136402915), (185, 109122332), (220, 91761961), (370, 54561166), (407, 49601060), (740, 27280583), (814, 24800530), (1628, 12400265), (2035, 9920212), (4070, 4960106), (8140, 2480053)]