40723004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1867}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 87870720

約数和(自身を除く): 47147716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 1867, 3116, 3734, 5453, 7468, 10906, 13069, 21812, 26138, 35473, 52276, 70946, 76547, 141892, 153094, 248311, 306188, 496622, 535829, 993244, 1071658, 1454393, 2143316, 2908786, 5817572, 10180751, 20361502, 40723004]

約数ペア:

[(1, 40723004), (2, 20361502), (4, 10180751), (7, 5817572), (14, 2908786), (19, 2143316), (28, 1454393), (38, 1071658), (41, 993244), (76, 535829), (82, 496622), (133, 306188), (164, 248311), (266, 153094), (287, 141892), (532, 76547), (574, 70946), (779, 52276), (1148, 35473), (1558, 26138), (1867, 21812), (3116, 13069), (3734, 10906), (5453, 7468)]