2021878240

素因数分解:

$2^5\times 5^1\times {\mathrm{12636739}}^1$

素因数の和:12636754

約数の個数: 24

約数和(自身を含む): 4776687720

約数和(自身を除く): 2754809480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12636739, 25273478, 50546956, 63183695, 101093912, 126367390, 202187824, 252734780, 404375648, 505469560, 1010939120, 2021878240]

約数ペア:

[(1, 2021878240), (2, 1010939120), (4, 505469560), (5, 404375648), (8, 252734780), (10, 202187824), (16, 126367390), (20, 101093912), (32, 63183695), (40, 50546956), (80, 25273478), (160, 12636739)]