57185180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219943}}^1$

素因数の和:219965

約数の個数: 24

約数和(自身を含む): 129327072

約数和(自身を除く): 72141892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 219943, 439886, 879772, 1099715, 2199430, 2859259, 4398860, 5718518, 11437036, 14296295, 28592590, 57185180]

約数ペア:

[(1, 57185180), (2, 28592590), (4, 14296295), (5, 11437036), (10, 5718518), (13, 4398860), (20, 2859259), (26, 2199430), (52, 1099715), (65, 879772), (130, 439886), (260, 219943)]