38909680

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3221}}^1$

素因数の和:3385

約数の個数: 40

約数和(自身を含む): 91092384

約数和(自身を除く): 52182704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 3221, 6040, 6442, 12080, 12884, 16105, 25768, 32210, 51536, 64420, 128840, 257680, 486371, 972742, 1945484, 2431855, 3890968, 4863710, 7781936, 9727420, 19454840, 38909680]

約数ペア:

[(1, 38909680), (2, 19454840), (4, 9727420), (5, 7781936), (8, 4863710), (10, 3890968), (16, 2431855), (20, 1945484), (40, 972742), (80, 486371), (151, 257680), (302, 128840), (604, 64420), (755, 51536), (1208, 32210), (1510, 25768), (2416, 16105), (3020, 12884), (3221, 12080), (6040, 6442)]