28226980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61363}}^1$

素因数の和:61395

約数の個数: 24

約数和(自身を含む): 61854912

約数和(自身を除く): 33627932

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61363, 122726, 245452, 306815, 613630, 1227260, 1411349, 2822698, 5645396, 7056745, 14113490, 28226980]

約数ペア:

[(1, 28226980), (2, 14113490), (4, 7056745), (5, 5645396), (10, 2822698), (20, 1411349), (23, 1227260), (46, 613630), (92, 306815), (115, 245452), (230, 122726), (460, 61363)]