20106560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3307}}^1$

素因数の和:3343

約数の個数: 56

約数和(自身を含む): 50413920

約数和(自身を除く): 30307360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3307, 6080, 6614, 13228, 16535, 26456, 33070, 52912, 62833, 66140, 105824, 125666, 132280, 211648, 251332, 264560, 314165, 502664, 529120, 628330, 1005328, 1058240, 1256660, 2010656, 2513320, 4021312, 5026640, 10053280, 20106560]

約数ペア:

[(1, 20106560), (2, 10053280), (4, 5026640), (5, 4021312), (8, 2513320), (10, 2010656), (16, 1256660), (19, 1058240), (20, 1005328), (32, 628330), (38, 529120), (40, 502664), (64, 314165), (76, 264560), (80, 251332), (95, 211648), (152, 132280), (160, 125666), (190, 105824), (304, 66140), (320, 62833), (380, 52912), (608, 33070), (760, 26456), (1216, 16535), (1520, 13228), (3040, 6614), (3307, 6080)]