8811280

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1327}}^1$

素因数の和:1423

約数の個数: 40

約数和(自身を含む): 20748672

約数和(自身を除く): 11937392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1327, 1328, 1660, 2654, 3320, 5308, 6635, 6640, 10616, 13270, 21232, 26540, 53080, 106160, 110141, 220282, 440564, 550705, 881128, 1101410, 1762256, 2202820, 4405640, 8811280]

約数ペア:

[(1, 8811280), (2, 4405640), (4, 2202820), (5, 1762256), (8, 1101410), (10, 881128), (16, 550705), (20, 440564), (40, 220282), (80, 110141), (83, 106160), (166, 53080), (332, 26540), (415, 21232), (664, 13270), (830, 10616), (1327, 6640), (1328, 6635), (1660, 5308), (2654, 3320)]