20111214460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{319327}}^1$

素因数の和:319450

約数の個数: 48

約数和(自身を含む): 43776036864

約数和(自身を除く): 23664822404

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1340, 3149, 6298, 12596, 15745, 31490, 62980, 319327, 638654, 1277308, 1596635, 3193270, 6386540, 15008369, 21394909, 30016738, 42789818, 60033476, 75041845, 85579636, 106974545, 150083690, 213949090, 300167380, 427898180, 1005560723, 2011121446, 4022242892, 5027803615, 10055607230, 20111214460]

約数ペア:

[(1, 20111214460), (2, 10055607230), (4, 5027803615), (5, 4022242892), (10, 2011121446), (20, 1005560723), (47, 427898180), (67, 300167380), (94, 213949090), (134, 150083690), (188, 106974545), (235, 85579636), (268, 75041845), (335, 60033476), (470, 42789818), (670, 30016738), (940, 21394909), (1340, 15008369), (3149, 6386540), (6298, 3193270), (12596, 1596635), (15745, 1277308), (31490, 638654), (62980, 319327)]