20164044640

素因数分解:

$2^5\times 5^1\times {\mathrm{2963}}^1\times {\mathrm{42533}}^1$

素因数の和:45511

約数の個数: 48

約数和(自身を含む): 47654753328

約数和(自身を除く): 27490708688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2963, 5926, 11852, 14815, 23704, 29630, 42533, 47408, 59260, 85066, 94816, 118520, 170132, 212665, 237040, 340264, 425330, 474080, 680528, 850660, 1361056, 1701320, 3402640, 6805280, 126025279, 252050558, 504101116, 630126395, 1008202232, 1260252790, 2016404464, 2520505580, 4032808928, 5041011160, 10082022320, 20164044640]

約数ペア:

[(1, 20164044640), (2, 10082022320), (4, 5041011160), (5, 4032808928), (8, 2520505580), (10, 2016404464), (16, 1260252790), (20, 1008202232), (32, 630126395), (40, 504101116), (80, 252050558), (160, 126025279), (2963, 6805280), (5926, 3402640), (11852, 1701320), (14815, 1361056), (23704, 850660), (29630, 680528), (42533, 474080), (47408, 425330), (59260, 340264), (85066, 237040), (94816, 212665), (118520, 170132)]