54258320

素因数分解:

$2^4\times 5^1\times {\mathrm{678229}}^1$

素因数の和:678242

約数の個数: 20

約数和(自身を含む): 126150780

約数和(自身を除く): 71892460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 678229, 1356458, 2712916, 3391145, 5425832, 6782290, 10851664, 13564580, 27129160, 54258320]

約数ペア:

[(1, 54258320), (2, 27129160), (4, 13564580), (5, 10851664), (8, 6782290), (10, 5425832), (16, 3391145), (20, 2712916), (40, 1356458), (80, 678229)]