4991888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:383

約数の個数: 40

約数和(自身を含む): 10686816

約数和(自身を除く): 5694928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 251, 452, 502, 904, 1004, 1243, 1808, 2008, 2486, 2761, 4016, 4972, 5522, 9944, 11044, 19888, 22088, 28363, 44176, 56726, 113452, 226904, 311993, 453808, 623986, 1247972, 2495944, 4991888]

約数ペア:

[(1, 4991888), (2, 2495944), (4, 1247972), (8, 623986), (11, 453808), (16, 311993), (22, 226904), (44, 113452), (88, 56726), (113, 44176), (176, 28363), (226, 22088), (251, 19888), (452, 11044), (502, 9944), (904, 5522), (1004, 4972), (1243, 4016), (1808, 2761), (2008, 2486)]