1770320

素因数分解:

$2^4\times 5^1\times {\mathrm{22129}}^1$

素因数の和:22142

約数の個数: 20

約数和(自身を含む): 4116180

約数和(自身を除く): 2345860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 22129, 44258, 88516, 110645, 177032, 221290, 354064, 442580, 885160, 1770320]

約数ペア:

[(1, 1770320), (2, 885160), (4, 442580), (5, 354064), (8, 221290), (10, 177032), (16, 110645), (20, 88516), (40, 44258), (80, 22129)]