8420456870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{947183}}^1$

素因数の和:947324

約数の個数: 32

約数和(自身を含む): 17458495488

約数和(自身を除く): 9038038618

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 4445, 8890, 947183, 1894366, 4735915, 6630281, 9471830, 13260562, 33151405, 66302810, 120292241, 240584482, 601461205, 842045687, 1202922410, 1684091374, 4210228435, 8420456870]

約数ペア:

[(1, 8420456870), (2, 4210228435), (5, 1684091374), (7, 1202922410), (10, 842045687), (14, 601461205), (35, 240584482), (70, 120292241), (127, 66302810), (254, 33151405), (635, 13260562), (889, 9471830), (1270, 6630281), (1778, 4735915), (4445, 1894366), (8890, 947183)]