28230860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28807}}^1$

素因数の和:28830

約数の個数: 36

約数和(自身を含む): 68966352

約数和(自身を除く): 40735492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28807, 57614, 115228, 144035, 201649, 288070, 403298, 576140, 806596, 1008245, 1411543, 2016490, 2823086, 4032980, 5646172, 7057715, 14115430, 28230860]

約数ペア:

[(1, 28230860), (2, 14115430), (4, 7057715), (5, 5646172), (7, 4032980), (10, 2823086), (14, 2016490), (20, 1411543), (28, 1008245), (35, 806596), (49, 576140), (70, 403298), (98, 288070), (140, 201649), (196, 144035), (245, 115228), (490, 57614), (980, 28807)]