38913520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25601}}^1$

素因数の和:25633

約数の個数: 40

約数和(自身を含む): 95239440

約数和(自身を除く): 56325920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 25601, 51202, 102404, 128005, 204808, 256010, 409616, 486419, 512020, 972838, 1024040, 1945676, 2048080, 2432095, 3891352, 4864190, 7782704, 9728380, 19456760, 38913520]

約数ペア:

[(1, 38913520), (2, 19456760), (4, 9728380), (5, 7782704), (8, 4864190), (10, 3891352), (16, 2432095), (19, 2048080), (20, 1945676), (38, 1024040), (40, 972838), (76, 512020), (80, 486419), (95, 409616), (152, 256010), (190, 204808), (304, 128005), (380, 102404), (760, 51202), (1520, 25601)]