1880864215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 2392790400

約数和(自身を除く): 511926185

約数列:

[1, 5, 23, 109, 115, 181, 545, 829, 905, 2507, 4145, 4163, 12535, 19067, 19729, 20815, 90361, 95335, 98645, 150049, 451805, 453767, 750245, 2078303, 2268835, 3451127, 10391515, 16355341, 17255635, 81776705, 376172843, 1880864215]

約数ペア:

[(1, 1880864215), (5, 376172843), (23, 81776705), (109, 17255635), (115, 16355341), (181, 10391515), (545, 3451127), (829, 2268835), (905, 2078303), (2507, 750245), (4145, 453767), (4163, 451805), (12535, 150049), (19067, 98645), (19729, 95335), (20815, 90361)]