20154660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3463}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 57031296

約数和(自身を除く): 36876636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3463, 5820, 6926, 10389, 13852, 17315, 20778, 34630, 41556, 51945, 69260, 103890, 207780, 335911, 671822, 1007733, 1343644, 1679555, 2015466, 3359110, 4030932, 5038665, 6718220, 10077330, 20154660]

約数ペア:

[(1, 20154660), (2, 10077330), (3, 6718220), (4, 5038665), (5, 4030932), (6, 3359110), (10, 2015466), (12, 1679555), (15, 1343644), (20, 1007733), (30, 671822), (60, 335911), (97, 207780), (194, 103890), (291, 69260), (388, 51945), (485, 41556), (582, 34630), (970, 20778), (1164, 17315), (1455, 13852), (1940, 10389), (2910, 6926), (3463, 5820)]