1805804080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1188029}}^1$

素因数の和:1188061

約数の個数: 40

約数和(自身を含む): 4419471600

約数和(自身を除く): 2613667520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1188029, 2376058, 4752116, 5940145, 9504232, 11880290, 19008464, 22572551, 23760580, 45145102, 47521160, 90290204, 95042320, 112862755, 180580408, 225725510, 361160816, 451451020, 902902040, 1805804080]

約数ペア:

[(1, 1805804080), (2, 902902040), (4, 451451020), (5, 361160816), (8, 225725510), (10, 180580408), (16, 112862755), (19, 95042320), (20, 90290204), (38, 47521160), (40, 45145102), (76, 23760580), (80, 22572551), (95, 19008464), (152, 11880290), (190, 9504232), (304, 5940145), (380, 4752116), (760, 2376058), (1520, 1188029)]