817382080

素因数分解:

$2^6\times 5^1\times {\mathrm{2554319}}^1$

素因数の和:2554336

約数の個数: 28

約数和(自身を含む): 1946391840

約数和(自身を除く): 1129009760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2554319, 5108638, 10217276, 12771595, 20434552, 25543190, 40869104, 51086380, 81738208, 102172760, 163476416, 204345520, 408691040, 817382080]

約数ペア:

[(1, 817382080), (2, 408691040), (4, 204345520), (5, 163476416), (8, 102172760), (10, 81738208), (16, 51086380), (20, 40869104), (32, 25543190), (40, 20434552), (64, 12771595), (80, 10217276), (160, 5108638), (320, 2554319)]