20035000

素因数分解:

$2^3\times 5^4\times {\mathrm{4007}}^1$

素因数の和:4033

約数の個数: 40

約数和(自身を含む): 46953720

約数和(自身を除く): 26918720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 4007, 5000, 8014, 16028, 20035, 32056, 40070, 80140, 100175, 160280, 200350, 400700, 500875, 801400, 1001750, 2003500, 2504375, 4007000, 5008750, 10017500, 20035000]

約数ペア:

[(1, 20035000), (2, 10017500), (4, 5008750), (5, 4007000), (8, 2504375), (10, 2003500), (20, 1001750), (25, 801400), (40, 500875), (50, 400700), (100, 200350), (125, 160280), (200, 100175), (250, 80140), (500, 40070), (625, 32056), (1000, 20035), (1250, 16028), (2500, 8014), (4007, 5000)]