201643180

素因数分解:

$2^2\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{4507}}^1$

素因数の和:6753

約数の個数: 24

約数和(自身を含む): 423733968

約数和(自身を除く): 222090788

約数列:

[1, 2, 4, 5, 10, 20, 2237, 4474, 4507, 8948, 9014, 11185, 18028, 22370, 22535, 44740, 45070, 90140, 10082159, 20164318, 40328636, 50410795, 100821590, 201643180]

約数ペア:

[(1, 201643180), (2, 100821590), (4, 50410795), (5, 40328636), (10, 20164318), (20, 10082159), (2237, 90140), (4474, 45070), (4507, 44740), (8948, 22535), (9014, 22370), (11185, 18028)]