219751510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53993}}^1$

素因数の和:54048

約数の個数: 32

約数和(自身を含む): 443182752

約数和(自身を除く): 223431242

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 53993, 107986, 269965, 539930, 593923, 1187846, 1997741, 2969615, 3995482, 5939230, 9988705, 19977410, 21975151, 43950302, 109875755, 219751510]

約数ペア:

[(1, 219751510), (2, 109875755), (5, 43950302), (10, 21975151), (11, 19977410), (22, 9988705), (37, 5939230), (55, 3995482), (74, 2969615), (110, 1997741), (185, 1187846), (370, 593923), (407, 539930), (814, 269965), (2035, 107986), (4070, 53993)]