214120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 495720

約数和(自身を除く): 281600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 101, 106, 202, 212, 265, 404, 424, 505, 530, 808, 1010, 1060, 2020, 2120, 4040, 5353, 10706, 21412, 26765, 42824, 53530, 107060, 214120]

約数ペア:

[(1, 214120), (2, 107060), (4, 53530), (5, 42824), (8, 26765), (10, 21412), (20, 10706), (40, 5353), (53, 4040), (101, 2120), (106, 2020), (202, 1060), (212, 1010), (265, 808), (404, 530), (424, 505)]