57434780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220903}}^1$

素因数の和:220925

約数の個数: 24

約数和(自身を含む): 129891552

約数和(自身を除く): 72456772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220903, 441806, 883612, 1104515, 2209030, 2871739, 4418060, 5743478, 11486956, 14358695, 28717390, 57434780]

約数ペア:

[(1, 57434780), (2, 28717390), (4, 14358695), (5, 11486956), (10, 5743478), (13, 4418060), (20, 2871739), (26, 2209030), (52, 1104515), (65, 883612), (130, 441806), (260, 220903)]