415888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 937440

約数和(自身を除く): 521552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 139, 176, 187, 272, 278, 374, 556, 748, 1112, 1496, 1529, 2224, 2363, 2992, 3058, 4726, 6116, 9452, 12232, 18904, 24464, 25993, 37808, 51986, 103972, 207944, 415888]

約数ペア:

[(1, 415888), (2, 207944), (4, 103972), (8, 51986), (11, 37808), (16, 25993), (17, 24464), (22, 18904), (34, 12232), (44, 9452), (68, 6116), (88, 4726), (136, 3058), (139, 2992), (176, 2363), (187, 2224), (272, 1529), (278, 1496), (374, 1112), (556, 748)]