1254980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 2661120

約数和(自身を除く): 1406140

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 479, 524, 655, 958, 1310, 1916, 2395, 2620, 4790, 9580, 62749, 125498, 250996, 313745, 627490, 1254980]

約数ペア:

[(1, 1254980), (2, 627490), (4, 313745), (5, 250996), (10, 125498), (20, 62749), (131, 9580), (262, 4790), (479, 2620), (524, 2395), (655, 1916), (958, 1310)]