203122640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51817}}^1$

素因数の和:51844

約数の個数: 60

約数和(自身を含む): 549374436

約数和(自身を除く): 346251796

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51817, 103634, 207268, 259085, 362719, 414536, 518170, 725438, 829072, 1036340, 1450876, 1813595, 2072680, 2539033, 2901752, 3627190, 4145360, 5078066, 5803504, 7254380, 10156132, 12695165, 14508760, 20312264, 25390330, 29017520, 40624528, 50780660, 101561320, 203122640]

約数ペア:

[(1, 203122640), (2, 101561320), (4, 50780660), (5, 40624528), (7, 29017520), (8, 25390330), (10, 20312264), (14, 14508760), (16, 12695165), (20, 10156132), (28, 7254380), (35, 5803504), (40, 5078066), (49, 4145360), (56, 3627190), (70, 2901752), (80, 2539033), (98, 2072680), (112, 1813595), (140, 1450876), (196, 1036340), (245, 829072), (280, 725438), (392, 518170), (490, 414536), (560, 362719), (784, 259085), (980, 207268), (1960, 103634), (3920, 51817)]