28368890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11213}}^1$

素因数の和:11254

約数の個数: 32

約数和(自身を含む): 58133376

約数和(自身を除く): 29764486

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 11213, 22426, 56065, 112130, 123343, 246686, 257899, 515798, 616715, 1233430, 1289495, 2578990, 2836889, 5673778, 14184445, 28368890]

約数ペア:

[(1, 28368890), (2, 14184445), (5, 5673778), (10, 2836889), (11, 2578990), (22, 1289495), (23, 1233430), (46, 616715), (55, 515798), (110, 257899), (115, 246686), (230, 123343), (253, 112130), (506, 56065), (1265, 22426), (2530, 11213)]