26138240

素因数分解:

$2^7\times 5^1\times {\mathrm{40841}}^1$

素因数の和:40860

約数の個数: 32

約数和(自身を含む): 62488260

約数和(自身を除く): 36350020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40841, 81682, 163364, 204205, 326728, 408410, 653456, 816820, 1306912, 1633640, 2613824, 3267280, 5227648, 6534560, 13069120, 26138240]

約数ペア:

[(1, 26138240), (2, 13069120), (4, 6534560), (5, 5227648), (8, 3267280), (10, 2613824), (16, 1633640), (20, 1306912), (32, 816820), (40, 653456), (64, 408410), (80, 326728), (128, 204205), (160, 163364), (320, 81682), (640, 40841)]