20207730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39623}}^1$

素因数の和:39650

約数の個数: 32

約数和(自身を含む): 51352704

約数和(自身を除く): 31144974

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 39623, 79246, 118869, 198115, 237738, 396230, 594345, 673591, 1188690, 1347182, 2020773, 3367955, 4041546, 6735910, 10103865, 20207730]

約数ペア:

[(1, 20207730), (2, 10103865), (3, 6735910), (5, 4041546), (6, 3367955), (10, 2020773), (15, 1347182), (17, 1188690), (30, 673591), (34, 594345), (51, 396230), (85, 237738), (102, 198115), (170, 118869), (255, 79246), (510, 39623)]