2871950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:892

約数の個数: 24

約数和(自身を含む): 5423760

約数和(自身を除く): 2551810

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 809, 1618, 1775, 3550, 4045, 8090, 20225, 40450, 57439, 114878, 287195, 574390, 1435975, 2871950]

約数ペア:

[(1, 2871950), (2, 1435975), (5, 574390), (10, 287195), (25, 114878), (50, 57439), (71, 40450), (142, 20225), (355, 8090), (710, 4045), (809, 3550), (1618, 1775)]