20622780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114571}}^1$

素因数の和:114586

約数の個数: 36

約数和(自身を含む): 62556312

約数和(自身を除く): 41933532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114571, 229142, 343713, 458284, 572855, 687426, 1031139, 1145710, 1374852, 1718565, 2062278, 2291420, 3437130, 4124556, 5155695, 6874260, 10311390, 20622780]

約数ペア:

[(1, 20622780), (2, 10311390), (3, 6874260), (4, 5155695), (5, 4124556), (6, 3437130), (9, 2291420), (10, 2062278), (12, 1718565), (15, 1374852), (18, 1145710), (20, 1031139), (30, 687426), (36, 572855), (45, 458284), (60, 343713), (90, 229142), (180, 114571)]