16291760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4967}}^1$

素因数の和:5021

約数の個数: 40

約数和(自身を含む): 38810016

約数和(自身を除く): 22518256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4967, 9934, 19868, 24835, 39736, 49670, 79472, 99340, 198680, 203647, 397360, 407294, 814588, 1018235, 1629176, 2036470, 3258352, 4072940, 8145880, 16291760]

約数ペア:

[(1, 16291760), (2, 8145880), (4, 4072940), (5, 3258352), (8, 2036470), (10, 1629176), (16, 1018235), (20, 814588), (40, 407294), (41, 397360), (80, 203647), (82, 198680), (164, 99340), (205, 79472), (328, 49670), (410, 39736), (656, 24835), (820, 19868), (1640, 9934), (3280, 4967)]