847202980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{15443}}^1$

素因数の和:15676

約数の個数: 48

約数和(自身を含む): 1925187264

約数和(自身を除く): 1077984284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 10972, 13715, 15443, 27430, 30886, 54860, 61772, 77215, 154430, 200759, 308860, 401518, 803036, 1003795, 2007590, 3258473, 4015180, 6516946, 13033892, 16292365, 32584730, 42360149, 65169460, 84720298, 169440596, 211800745, 423601490, 847202980]

約数ペア:

[(1, 847202980), (2, 423601490), (4, 211800745), (5, 169440596), (10, 84720298), (13, 65169460), (20, 42360149), (26, 32584730), (52, 16292365), (65, 13033892), (130, 6516946), (211, 4015180), (260, 3258473), (422, 2007590), (844, 1003795), (1055, 803036), (2110, 401518), (2743, 308860), (4220, 200759), (5486, 154430), (10972, 77215), (13715, 61772), (15443, 54860), (27430, 30886)]