47872120

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{3449}}^1$

素因数の和:3807

約数の個数: 32

約数和(自身を含む): 108054000

約数和(自身を除く): 60181880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3449, 3470, 6898, 6940, 13796, 13880, 17245, 27592, 34490, 68980, 137960, 1196803, 2393606, 4787212, 5984015, 9574424, 11968030, 23936060, 47872120]

約数ペア:

[(1, 47872120), (2, 23936060), (4, 11968030), (5, 9574424), (8, 5984015), (10, 4787212), (20, 2393606), (40, 1196803), (347, 137960), (694, 68980), (1388, 34490), (1735, 27592), (2776, 17245), (3449, 13880), (3470, 13796), (6898, 6940)]