1283600

素因数分解:

$2^4\times 5^2\times {\mathrm{3209}}^1$

素因数の和:3227

約数の個数: 30

約数和(自身を含む): 3084810

約数和(自身を除く): 1801210

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3209, 6418, 12836, 16045, 25672, 32090, 51344, 64180, 80225, 128360, 160450, 256720, 320900, 641800, 1283600]

約数ペア:

[(1, 1283600), (2, 641800), (4, 320900), (5, 256720), (8, 160450), (10, 128360), (16, 80225), (20, 64180), (25, 51344), (40, 32090), (50, 25672), (80, 16045), (100, 12836), (200, 6418), (400, 3209)]