26928520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8111}}^1$

素因数の和:8205

約数の個数: 32

約数和(自身を含む): 61326720

約数和(自身を除く): 34398200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 8111, 16222, 32444, 40555, 64888, 81110, 162220, 324440, 673213, 1346426, 2692852, 3366065, 5385704, 6732130, 13464260, 26928520]

約数ペア:

[(1, 26928520), (2, 13464260), (4, 6732130), (5, 5385704), (8, 3366065), (10, 2692852), (20, 1346426), (40, 673213), (83, 324440), (166, 162220), (332, 81110), (415, 64888), (664, 40555), (830, 32444), (1660, 16222), (3320, 8111)]