28488490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123863}}^1$

素因数の和:123893

約数の個数: 16

約数和(自身を含む): 53509248

約数和(自身を除く): 25020758

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 123863, 247726, 619315, 1238630, 2848849, 5697698, 14244245, 28488490]

約数ペア:

[(1, 28488490), (2, 14244245), (5, 5697698), (10, 2848849), (23, 1238630), (46, 619315), (115, 247726), (230, 123863)]