887675960

素因数分解:

$2^3\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{5519}}^1$

素因数の和:9551

約数の個数: 32

約数和(自身を含む): 1998129600

約数和(自身を除く): 1110453640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4021, 5519, 8042, 11038, 16084, 20105, 22076, 27595, 32168, 40210, 44152, 55190, 80420, 110380, 160840, 220760, 22191899, 44383798, 88767596, 110959495, 177535192, 221918990, 443837980, 887675960]

約数ペア:

[(1, 887675960), (2, 443837980), (4, 221918990), (5, 177535192), (8, 110959495), (10, 88767596), (20, 44383798), (40, 22191899), (4021, 220760), (5519, 160840), (8042, 110380), (11038, 80420), (16084, 55190), (20105, 44152), (22076, 40210), (27595, 32168)]