19010960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3347}}^1$

素因数の和:3431

約数の個数: 40

約数和(自身を含む): 44836416

約数和(自身を除く): 25825456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3347, 5680, 6694, 13388, 16735, 26776, 33470, 53552, 66940, 133880, 237637, 267760, 475274, 950548, 1188185, 1901096, 2376370, 3802192, 4752740, 9505480, 19010960]

約数ペア:

[(1, 19010960), (2, 9505480), (4, 4752740), (5, 3802192), (8, 2376370), (10, 1901096), (16, 1188185), (20, 950548), (40, 475274), (71, 267760), (80, 237637), (142, 133880), (284, 66940), (355, 53552), (568, 33470), (710, 26776), (1136, 16735), (1420, 13388), (2840, 6694), (3347, 5680)]