1220921870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{9631}}^1$

素因数の和:11456

約数の個数: 32

約数和(自身を含む): 2513258496

約数和(自身を除く): 1292336626

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1811, 3622, 9055, 9631, 12677, 18110, 19262, 25354, 48155, 63385, 67417, 96310, 126770, 134834, 337085, 674170, 17441741, 34883482, 87208705, 122092187, 174417410, 244184374, 610460935, 1220921870]

約数ペア:

[(1, 1220921870), (2, 610460935), (5, 244184374), (7, 174417410), (10, 122092187), (14, 87208705), (35, 34883482), (70, 17441741), (1811, 674170), (3622, 337085), (9055, 134834), (9631, 126770), (12677, 96310), (18110, 67417), (19262, 63385), (25354, 48155)]