203082620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{781087}}^1$

素因数の和:781109

約数の個数: 24

約数和(自身を含む): 459279744

約数和(自身を除く): 256197124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 781087, 1562174, 3124348, 3905435, 7810870, 10154131, 15621740, 20308262, 40616524, 50770655, 101541310, 203082620]

約数ペア:

[(1, 203082620), (2, 101541310), (4, 50770655), (5, 40616524), (10, 20308262), (13, 15621740), (20, 10154131), (26, 7810870), (52, 3905435), (65, 3124348), (130, 1562174), (260, 781087)]