28080884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 56391552

約数和(自身を除く): 28310668

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 53, 92, 106, 212, 299, 443, 598, 689, 886, 1196, 1219, 1378, 1772, 2438, 2756, 4876, 5759, 10189, 11518, 15847, 20378, 23036, 23479, 31694, 40756, 46958, 63388, 93916, 132457, 264914, 305227, 529828, 540017, 610454, 1080034, 1220908, 2160068, 7020221, 14040442, 28080884]

約数ペア:

[(1, 28080884), (2, 14040442), (4, 7020221), (13, 2160068), (23, 1220908), (26, 1080034), (46, 610454), (52, 540017), (53, 529828), (92, 305227), (106, 264914), (212, 132457), (299, 93916), (443, 63388), (598, 46958), (689, 40756), (886, 31694), (1196, 23479), (1219, 23036), (1378, 20378), (1772, 15847), (2438, 11518), (2756, 10189), (4876, 5759)]