28205121080

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{696079}}^1$

素因数の和:697103

約数の個数: 32

約数和(自身を含む): 63524260800

約数和(自身を除く): 35319139720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 2026, 4052, 5065, 8104, 10130, 20260, 40520, 696079, 1392158, 2784316, 3480395, 5568632, 6960790, 13921580, 27843160, 705128027, 1410256054, 2820512108, 3525640135, 5641024216, 7051280270, 14102560540, 28205121080]

約数ペア:

[(1, 28205121080), (2, 14102560540), (4, 7051280270), (5, 5641024216), (8, 3525640135), (10, 2820512108), (20, 1410256054), (40, 705128027), (1013, 27843160), (2026, 13921580), (4052, 6960790), (5065, 5568632), (8104, 3480395), (10130, 2784316), (20260, 1392158), (40520, 696079)]