390420208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{7879}}^1$

素因数の和:8069

約数の個数: 40

約数和(自身を含む): 801238400

約数和(自身を除く): 410818192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 652, 1304, 2608, 3097, 6194, 7879, 12388, 15758, 24776, 31516, 49552, 63032, 126064, 149701, 299402, 598804, 1197608, 1284277, 2395216, 2568554, 5137108, 10274216, 20548432, 24401263, 48802526, 97605052, 195210104, 390420208]

約数ペア:

[(1, 390420208), (2, 195210104), (4, 97605052), (8, 48802526), (16, 24401263), (19, 20548432), (38, 10274216), (76, 5137108), (152, 2568554), (163, 2395216), (304, 1284277), (326, 1197608), (652, 598804), (1304, 299402), (2608, 149701), (3097, 126064), (6194, 63032), (7879, 49552), (12388, 31516), (15758, 24776)]