40954000

素因数分解:

$2^4\times 5^3\times {\mathrm{20477}}^1$

素因数の和:20500

約数の個数: 40

約数和(自身を含む): 99031608

約数和(自身を除く): 58077608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 20477, 40954, 81908, 102385, 163816, 204770, 327632, 409540, 511925, 819080, 1023850, 1638160, 2047700, 2559625, 4095400, 5119250, 8190800, 10238500, 20477000, 40954000]

約数ペア:

[(1, 40954000), (2, 20477000), (4, 10238500), (5, 8190800), (8, 5119250), (10, 4095400), (16, 2559625), (20, 2047700), (25, 1638160), (40, 1023850), (50, 819080), (80, 511925), (100, 409540), (125, 327632), (200, 204770), (250, 163816), (400, 102385), (500, 81908), (1000, 40954), (2000, 20477)]