28166260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61231}}^1$

素因数の和:61263

約数の個数: 24

約数和(自身を含む): 61721856

約数和(自身を除く): 33555596

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61231, 122462, 244924, 306155, 612310, 1224620, 1408313, 2816626, 5633252, 7041565, 14083130, 28166260]

約数ペア:

[(1, 28166260), (2, 14083130), (4, 7041565), (5, 5633252), (10, 2816626), (20, 1408313), (23, 1224620), (46, 612310), (92, 306155), (115, 244924), (230, 122462), (460, 61231)]