20423160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56731}}^1$

素因数の和:56748

約数の個数: 48

約数和(自身を含む): 66376440

約数和(自身を除く): 45953280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56731, 113462, 170193, 226924, 283655, 340386, 453848, 510579, 567310, 680772, 850965, 1021158, 1134620, 1361544, 1701930, 2042316, 2269240, 2552895, 3403860, 4084632, 5105790, 6807720, 10211580, 20423160]

約数ペア:

[(1, 20423160), (2, 10211580), (3, 6807720), (4, 5105790), (5, 4084632), (6, 3403860), (8, 2552895), (9, 2269240), (10, 2042316), (12, 1701930), (15, 1361544), (18, 1134620), (20, 1021158), (24, 850965), (30, 680772), (36, 567310), (40, 510579), (45, 453848), (60, 340386), (72, 283655), (90, 226924), (120, 170193), (180, 113462), (360, 56731)]