55670320

素因数分解:

$2^4\times 5^1\times {\mathrm{695879}}^1$

素因数の和:695892

約数の個数: 20

約数和(自身を含む): 129433680

約数和(自身を除く): 73763360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695879, 1391758, 2783516, 3479395, 5567032, 6958790, 11134064, 13917580, 27835160, 55670320]

約数ペア:

[(1, 55670320), (2, 27835160), (4, 13917580), (5, 11134064), (8, 6958790), (10, 5567032), (16, 3479395), (20, 2783516), (40, 1391758), (80, 695879)]