61730320

素因数分解:

$2^4\times 5^1\times {\mathrm{771629}}^1$

素因数の和:771642

約数の個数: 20

約数和(自身を含む): 143523180

約数和(自身を除く): 81792860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 771629, 1543258, 3086516, 3858145, 6173032, 7716290, 12346064, 15432580, 30865160, 61730320]

約数ペア:

[(1, 61730320), (2, 30865160), (4, 15432580), (5, 12346064), (8, 7716290), (10, 6173032), (16, 3858145), (20, 3086516), (40, 1543258), (80, 771629)]