47989180

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{8539}}^1$

素因数の和:8829

約数の個数: 24

約数和(自身を含む): 101147760

約数和(自身を除く): 53158580

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 8539, 17078, 34156, 42695, 85390, 170780, 2399459, 4798918, 9597836, 11997295, 23994590, 47989180]

約数ペア:

[(1, 47989180), (2, 23994590), (4, 11997295), (5, 9597836), (10, 4798918), (20, 2399459), (281, 170780), (562, 85390), (1124, 42695), (1405, 34156), (2810, 17078), (5620, 8539)]