2020122830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{28297}}^1$

素因数の和:28385

約数の個数: 48

約数和(自身を含む): 4064724720

約数和(自身を除く): 2044601890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 242, 295, 590, 605, 649, 1210, 1298, 3245, 6490, 7139, 14278, 28297, 35695, 56594, 71390, 141485, 282970, 311267, 622534, 1556335, 1669523, 3112670, 3339046, 3423937, 6847874, 8347615, 16695230, 17119685, 18364753, 34239370, 36729506, 91823765, 183647530, 202012283, 404024566, 1010061415, 2020122830]

約数ペア:

[(1, 2020122830), (2, 1010061415), (5, 404024566), (10, 202012283), (11, 183647530), (22, 91823765), (55, 36729506), (59, 34239370), (110, 18364753), (118, 17119685), (121, 16695230), (242, 8347615), (295, 6847874), (590, 3423937), (605, 3339046), (649, 3112670), (1210, 1669523), (1298, 1556335), (3245, 622534), (6490, 311267), (7139, 282970), (14278, 141485), (28297, 71390), (35695, 56594)]