20280528

素因数分解:

$2^4\times 3^2\times {\mathrm{140837}}^1$

素因数の和:140851

約数の個数: 30

約数和(自身を含む): 56757714

約数和(自身を除く): 36477186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140837, 281674, 422511, 563348, 845022, 1126696, 1267533, 1690044, 2253392, 2535066, 3380088, 5070132, 6760176, 10140264, 20280528]

約数ペア:

[(1, 20280528), (2, 10140264), (3, 6760176), (4, 5070132), (6, 3380088), (8, 2535066), (9, 2253392), (12, 1690044), (16, 1267533), (18, 1126696), (24, 845022), (36, 563348), (48, 422511), (72, 281674), (144, 140837)]