219737210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{25943}}^1$

素因数の和:25979

約数の個数: 48

約数和(自身を含む): 496879488

約数和(自身を除く): 277142278

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, 25943, 51886, 129715, 181601, 259430, 285373, 363202, 570746, 908005, 1426865, 1816010, 1997611, 2853730, 3139103, 3995222, 6278206, 9988055, 15695515, 19976110, 21973721, 31391030, 43947442, 109868605, 219737210]

約数ペア:

[(1, 219737210), (2, 109868605), (5, 43947442), (7, 31391030), (10, 21973721), (11, 19976110), (14, 15695515), (22, 9988055), (35, 6278206), (55, 3995222), (70, 3139103), (77, 2853730), (110, 1997611), (121, 1816010), (154, 1426865), (242, 908005), (385, 570746), (605, 363202), (770, 285373), (847, 259430), (1210, 181601), (1694, 129715), (4235, 51886), (8470, 25943)]