38942000

素因数分解:

$2^4\times 5^3\times {\mathrm{19471}}^1$

素因数の和:19494

約数の個数: 40

約数和(自身を含む): 94166592

約数和(自身を除く): 55224592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19471, 38942, 77884, 97355, 155768, 194710, 311536, 389420, 486775, 778840, 973550, 1557680, 1947100, 2433875, 3894200, 4867750, 7788400, 9735500, 19471000, 38942000]

約数ペア:

[(1, 38942000), (2, 19471000), (4, 9735500), (5, 7788400), (8, 4867750), (10, 3894200), (16, 2433875), (20, 1947100), (25, 1557680), (40, 973550), (50, 778840), (80, 486775), (100, 389420), (125, 311536), (200, 194710), (250, 155768), (400, 97355), (500, 77884), (1000, 38942), (2000, 19471)]