201945140

素因数分解:

$2^2\times 5^1\times {\mathrm{2309}}^1\times {\mathrm{4373}}^1$

素因数の和:6691

約数の個数: 24

約数和(自身を含む): 424365480

約数和(自身を除く): 222420340

約数列:

[1, 2, 4, 5, 10, 20, 2309, 4373, 4618, 8746, 9236, 11545, 17492, 21865, 23090, 43730, 46180, 87460, 10097257, 20194514, 40389028, 50486285, 100972570, 201945140]

約数ペア:

[(1, 201945140), (2, 100972570), (4, 50486285), (5, 40389028), (10, 20194514), (20, 10097257), (2309, 87460), (4373, 46180), (4618, 43730), (8746, 23090), (9236, 21865), (11545, 17492)]