1231000

素因数分解:

$2^3\times 5^3\times {\mathrm{1231}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 2882880

約数和(自身を除く): 1651880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1231, 2462, 4924, 6155, 9848, 12310, 24620, 30775, 49240, 61550, 123100, 153875, 246200, 307750, 615500, 1231000]

約数ペア:

[(1, 1231000), (2, 615500), (4, 307750), (5, 246200), (8, 153875), (10, 123100), (20, 61550), (25, 49240), (40, 30775), (50, 24620), (100, 12310), (125, 9848), (200, 6155), (250, 4924), (500, 2462), (1000, 1231)]