38938000

素因数分解:

$2^4\times 5^3\times {\mathrm{19469}}^1$

素因数の和:19492

約数の個数: 40

約数和(自身を含む): 94156920

約数和(自身を除く): 55218920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 19469, 38938, 77876, 97345, 155752, 194690, 311504, 389380, 486725, 778760, 973450, 1557520, 1946900, 2433625, 3893800, 4867250, 7787600, 9734500, 19469000, 38938000]

約数ペア:

[(1, 38938000), (2, 19469000), (4, 9734500), (5, 7787600), (8, 4867250), (10, 3893800), (16, 2433625), (20, 1946900), (25, 1557520), (40, 973450), (50, 778760), (80, 486725), (100, 389380), (125, 311504), (200, 194690), (250, 155752), (400, 97345), (500, 77876), (1000, 38938), (2000, 19469)]