26979980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16253}}^1$

素因数の和:16345

約数の個数: 24

約数和(自身を含む): 57344112

約数和(自身を除く): 30364132

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16253, 32506, 65012, 81265, 162530, 325060, 1348999, 2697998, 5395996, 6744995, 13489990, 26979980]

約数ペア:

[(1, 26979980), (2, 13489990), (4, 6744995), (5, 5395996), (10, 2697998), (20, 1348999), (83, 325060), (166, 162530), (332, 81265), (415, 65012), (830, 32506), (1660, 16253)]