1239500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 2821728

約数和(自身を除く): 1582228

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 67, 74, 100, 125, 134, 148, 185, 250, 268, 335, 370, 500, 670, 740, 925, 1340, 1675, 1850, 2479, 3350, 3700, 4625, 4958, 6700, 8375, 9250, 9916, 12395, 16750, 18500, 24790, 33500, 49580, 61975, 123950, 247900, 309875, 619750, 1239500]

約数ペア:

[(1, 1239500), (2, 619750), (4, 309875), (5, 247900), (10, 123950), (20, 61975), (25, 49580), (37, 33500), (50, 24790), (67, 18500), (74, 16750), (100, 12395), (125, 9916), (134, 9250), (148, 8375), (185, 6700), (250, 4958), (268, 4625), (335, 3700), (370, 3350), (500, 2479), (670, 1850), (740, 1675), (925, 1340)]