2178814330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{257239}}^1$

素因数の和:257275

約数の個数: 48

約数和(自身を含む): 4926660480

約数和(自身を除く): 2747846150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 257239, 514478, 1286195, 1800673, 2572390, 2829629, 3601346, 5659258, 9003365, 14148145, 18006730, 19807403, 28296290, 31125919, 39614806, 62251838, 99037015, 155629595, 198074030, 217881433, 311259190, 435762866, 1089407165, 2178814330]

約数ペア:

[(1, 2178814330), (2, 1089407165), (5, 435762866), (7, 311259190), (10, 217881433), (11, 198074030), (14, 155629595), (22, 99037015), (35, 62251838), (55, 39614806), (70, 31125919), (77, 28296290), (110, 19807403), (121, 18006730), (154, 14148145), (242, 9003365), (385, 5659258), (605, 3601346), (770, 2829629), (847, 2572390), (1210, 1800673), (1694, 1286195), (4235, 514478), (8470, 257239)]