4007000

素因数分解:

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

素因数の和:4028

約数の個数: 32

約数和(自身を含む): 9378720

約数和(自身を除く): 5371720

約数列:

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

約数ペア:

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