201884980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{917659}}^1$

素因数の和:917679

約数の個数: 24

約数和(自身を含む): 462500640

約数和(自身を除く): 260615660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 917659, 1835318, 3670636, 4588295, 9176590, 10094249, 18353180, 20188498, 40376996, 50471245, 100942490, 201884980]

約数ペア:

[(1, 201884980), (2, 100942490), (4, 50471245), (5, 40376996), (10, 20188498), (11, 18353180), (20, 10094249), (22, 9176590), (44, 4588295), (55, 3670636), (110, 1835318), (220, 917659)]