20824740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{115693}}^1$

素因数の和:115708

約数の個数: 36

約数和(自身を含む): 63168924

約数和(自身を除く): 42344184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 115693, 231386, 347079, 462772, 578465, 694158, 1041237, 1156930, 1388316, 1735395, 2082474, 2313860, 3470790, 4164948, 5206185, 6941580, 10412370, 20824740]

約数ペア:

[(1, 20824740), (2, 10412370), (3, 6941580), (4, 5206185), (5, 4164948), (6, 3470790), (9, 2313860), (10, 2082474), (12, 1735395), (15, 1388316), (18, 1156930), (20, 1041237), (30, 694158), (36, 578465), (45, 462772), (60, 347079), (90, 231386), (180, 115693)]