20780010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{76963}}^1$

素因数の和:76979

約数の個数: 32

約数和(自身を含む): 55414080

約数和(自身を除く): 34634070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 76963, 153926, 230889, 384815, 461778, 692667, 769630, 1154445, 1385334, 2078001, 2308890, 3463335, 4156002, 6926670, 10390005, 20780010]

約数ペア:

[(1, 20780010), (2, 10390005), (3, 6926670), (5, 4156002), (6, 3463335), (9, 2308890), (10, 2078001), (15, 1385334), (18, 1154445), (27, 769630), (30, 692667), (45, 461778), (54, 384815), (90, 230889), (135, 153926), (270, 76963)]