40791772

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{71}}^2$

素因数の和:187

約数の個数: 54

約数和(自身を含む): 87902696

約数和(自身を除く): 47110924

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 289, 476, 497, 578, 994, 1156, 1207, 1988, 2023, 2414, 4046, 4828, 5041, 8092, 8449, 10082, 16898, 20164, 20519, 33796, 35287, 41038, 70574, 82076, 85697, 141148, 143633, 171394, 287266, 342788, 574532, 599879, 1199758, 1456849, 2399516, 2913698, 5827396, 10197943, 20395886, 40791772]

約数ペア:

[(1, 40791772), (2, 20395886), (4, 10197943), (7, 5827396), (14, 2913698), (17, 2399516), (28, 1456849), (34, 1199758), (68, 599879), (71, 574532), (119, 342788), (142, 287266), (238, 171394), (284, 143633), (289, 141148), (476, 85697), (497, 82076), (578, 70574), (994, 41038), (1156, 35287), (1207, 33796), (1988, 20519), (2023, 20164), (2414, 16898), (4046, 10082), (4828, 8449), (5041, 8092)]