8970320

素因数分解:

$2^4\times 5^1\times {\mathrm{112129}}^1$

素因数の和:112142

約数の個数: 20

約数和(自身を含む): 20856180

約数和(自身を除く): 11885860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 112129, 224258, 448516, 560645, 897032, 1121290, 1794064, 2242580, 4485160, 8970320]

約数ペア:

[(1, 8970320), (2, 4485160), (4, 2242580), (5, 1794064), (8, 1121290), (10, 897032), (16, 560645), (20, 448516), (40, 224258), (80, 112129)]