38946120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 117253440

約数和(自身を除く): 78307320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 661, 982, 1322, 1473, 1964, 1983, 2455, 2644, 2946, 3305, 3928, 3966, 4910, 5288, 5892, 6610, 7365, 7932, 9820, 9915, 11784, 13220, 14730, 15864, 19640, 19830, 26440, 29460, 39660, 58920, 79320, 324551, 649102, 973653, 1298204, 1622755, 1947306, 2596408, 3245510, 3894612, 4868265, 6491020, 7789224, 9736530, 12982040, 19473060, 38946120]

約数ペア:

[(1, 38946120), (2, 19473060), (3, 12982040), (4, 9736530), (5, 7789224), (6, 6491020), (8, 4868265), (10, 3894612), (12, 3245510), (15, 2596408), (20, 1947306), (24, 1622755), (30, 1298204), (40, 973653), (60, 649102), (120, 324551), (491, 79320), (661, 58920), (982, 39660), (1322, 29460), (1473, 26440), (1964, 19830), (1983, 19640), (2455, 15864), (2644, 14730), (2946, 13220), (3305, 11784), (3928, 9915), (3966, 9820), (4910, 7932), (5288, 7365), (5892, 6610)]