315468220

素因数分解:

$2^2\times 5^1\times {\mathrm{3607}}^1\times {\mathrm{4373}}^1$

素因数の和:7989

約数の個数: 24

約数和(自身を含む): 662818464

約数和(自身を除く): 347350244

約数列:

[1, 2, 4, 5, 10, 20, 3607, 4373, 7214, 8746, 14428, 17492, 18035, 21865, 36070, 43730, 72140, 87460, 15773411, 31546822, 63093644, 78867055, 157734110, 315468220]

約数ペア:

[(1, 315468220), (2, 157734110), (4, 78867055), (5, 63093644), (10, 31546822), (20, 15773411), (3607, 87460), (4373, 72140), (7214, 43730), (8746, 36070), (14428, 21865), (17492, 18035)]