17894560

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1153}}^1$

素因数の和:1265

約数の個数: 48

約数和(自身を含む): 42748776

約数和(自身を除く): 24854216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1153, 1552, 1940, 2306, 3104, 3880, 4612, 5765, 7760, 9224, 11530, 15520, 18448, 23060, 36896, 46120, 92240, 111841, 184480, 223682, 447364, 559205, 894728, 1118410, 1789456, 2236820, 3578912, 4473640, 8947280, 17894560]

約数ペア:

[(1, 17894560), (2, 8947280), (4, 4473640), (5, 3578912), (8, 2236820), (10, 1789456), (16, 1118410), (20, 894728), (32, 559205), (40, 447364), (80, 223682), (97, 184480), (160, 111841), (194, 92240), (388, 46120), (485, 36896), (776, 23060), (970, 18448), (1153, 15520), (1552, 11530), (1940, 9224), (2306, 7760), (3104, 5765), (3880, 4612)]