38724080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11257}}^1$

素因数の和:11313

約数の個数: 40

約数和(自身を含む): 92135472

約数和(自身を除く): 53411392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11257, 22514, 45028, 56285, 90056, 112570, 180112, 225140, 450280, 484051, 900560, 968102, 1936204, 2420255, 3872408, 4840510, 7744816, 9681020, 19362040, 38724080]

約数ペア:

[(1, 38724080), (2, 19362040), (4, 9681020), (5, 7744816), (8, 4840510), (10, 3872408), (16, 2420255), (20, 1936204), (40, 968102), (43, 900560), (80, 484051), (86, 450280), (172, 225140), (215, 180112), (344, 112570), (430, 90056), (688, 56285), (860, 45028), (1720, 22514), (3440, 11257)]