190820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:92

約数の個数: 48

約数和(自身を含む): 483840

約数和(自身を除く): 293020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 47, 58, 70, 94, 116, 140, 145, 188, 203, 235, 290, 329, 406, 470, 580, 658, 812, 940, 1015, 1316, 1363, 1645, 2030, 2726, 3290, 4060, 5452, 6580, 6815, 9541, 13630, 19082, 27260, 38164, 47705, 95410, 190820]

約数ペア:

[(1, 190820), (2, 95410), (4, 47705), (5, 38164), (7, 27260), (10, 19082), (14, 13630), (20, 9541), (28, 6815), (29, 6580), (35, 5452), (47, 4060), (58, 3290), (70, 2726), (94, 2030), (116, 1645), (140, 1363), (145, 1316), (188, 1015), (203, 940), (235, 812), (290, 658), (329, 580), (406, 470)]