1040804920

素因数分解:

$2^3\times 5^1\times {\mathrm{26020123}}^1$

素因数の和:26020134

約数の個数: 16

約数和(自身を含む): 2341811160

約数和(自身を除く): 1301006240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 26020123, 52040246, 104080492, 130100615, 208160984, 260201230, 520402460, 1040804920]

約数ペア:

[(1, 1040804920), (2, 520402460), (4, 260201230), (5, 208160984), (8, 130100615), (10, 104080492), (20, 52040246), (40, 26020123)]