42997880

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3391}}^1$

素因数の和:3719

約数の個数: 32

約数和(自身を含む): 97079040

約数和(自身を除く): 54081160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 3391, 6340, 6782, 12680, 13564, 16955, 27128, 33910, 67820, 135640, 1074947, 2149894, 4299788, 5374735, 8599576, 10749470, 21498940, 42997880]

約数ペア:

[(1, 42997880), (2, 21498940), (4, 10749470), (5, 8599576), (8, 5374735), (10, 4299788), (20, 2149894), (40, 1074947), (317, 135640), (634, 67820), (1268, 33910), (1585, 27128), (2536, 16955), (3170, 13564), (3391, 12680), (6340, 6782)]