40038752

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{883}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 85765680

約数和(自身を除く): 45726928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 416, 436, 872, 883, 1417, 1744, 1766, 2834, 3488, 3532, 5668, 7064, 11336, 11479, 14128, 22672, 22958, 28256, 45344, 45916, 91832, 96247, 183664, 192494, 367328, 384988, 769976, 1251211, 1539952, 2502422, 3079904, 5004844, 10009688, 20019376, 40038752]

約数ペア:

[(1, 40038752), (2, 20019376), (4, 10009688), (8, 5004844), (13, 3079904), (16, 2502422), (26, 1539952), (32, 1251211), (52, 769976), (104, 384988), (109, 367328), (208, 192494), (218, 183664), (416, 96247), (436, 91832), (872, 45916), (883, 45344), (1417, 28256), (1744, 22958), (1766, 22672), (2834, 14128), (3488, 11479), (3532, 11336), (5668, 7064)]