55730320

素因数分解:

$2^4\times 5^1\times {\mathrm{696629}}^1$

素因数の和:696642

約数の個数: 20

約数和(自身を含む): 129573180

約数和(自身を除く): 73842860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 696629, 1393258, 2786516, 3483145, 5573032, 6966290, 11146064, 13932580, 27865160, 55730320]

約数ペア:

[(1, 55730320), (2, 27865160), (4, 13932580), (5, 11146064), (8, 6966290), (10, 5573032), (16, 3483145), (20, 2786516), (40, 1393258), (80, 696629)]