26720560

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3307}}^1$

素因数の和:3421

約数の個数: 40

約数和(自身を含む): 62759376

約数和(自身を除く): 36038816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 3307, 4040, 6614, 8080, 13228, 16535, 26456, 33070, 52912, 66140, 132280, 264560, 334007, 668014, 1336028, 1670035, 2672056, 3340070, 5344112, 6680140, 13360280, 26720560]

約数ペア:

[(1, 26720560), (2, 13360280), (4, 6680140), (5, 5344112), (8, 3340070), (10, 2672056), (16, 1670035), (20, 1336028), (40, 668014), (80, 334007), (101, 264560), (202, 132280), (404, 66140), (505, 52912), (808, 33070), (1010, 26456), (1616, 16535), (2020, 13228), (3307, 8080), (4040, 6614)]