122190460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{872789}}^1$

素因数の和:872805

約数の個数: 24

約数和(自身を含む): 293257440

約数和(自身を除く): 171066980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 872789, 1745578, 3491156, 4363945, 6109523, 8727890, 12219046, 17455780, 24438092, 30547615, 61095230, 122190460]

約数ペア:

[(1, 122190460), (2, 61095230), (4, 30547615), (5, 24438092), (7, 17455780), (10, 12219046), (14, 8727890), (20, 6109523), (28, 4363945), (35, 3491156), (70, 1745578), (140, 872789)]