28214090

素因数分解:

$2^1\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{2389}}^1$

素因数の和:3577

約数の個数: 16

約数和(自身を含む): 50849640

約数和(自身を除く): 22635550

約数列:

[1, 2, 5, 10, 1181, 2362, 2389, 4778, 5905, 11810, 11945, 23890, 2821409, 5642818, 14107045, 28214090]

約数ペア:

[(1, 28214090), (2, 14107045), (5, 5642818), (10, 2821409), (1181, 23890), (2362, 11945), (2389, 11810), (4778, 5905)]