16240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1$

素因数の和:49

約数の個数: 40

約数和(自身を含む): 44640

約数和(自身を除く): 28400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240]

約数ペア:

[(1, 16240), (2, 8120), (4, 4060), (5, 3248), (7, 2320), (8, 2030), (10, 1624), (14, 1160), (16, 1015), (20, 812), (28, 580), (29, 560), (35, 464), (40, 406), (56, 290), (58, 280), (70, 232), (80, 203), (112, 145), (116, 140)]