978012760

素因数分解:

$2^3\times 5^1\times {\mathrm{24450319}}^1$

素因数の和:24450330

約数の個数: 16

約数和(自身を含む): 2200528800

約数和(自身を除く): 1222516040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 24450319, 48900638, 97801276, 122251595, 195602552, 244503190, 489006380, 978012760]

約数ペア:

[(1, 978012760), (2, 489006380), (4, 244503190), (5, 195602552), (8, 122251595), (10, 97801276), (20, 48900638), (40, 24450319)]