22512920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6781}}^1$

素因数の和:6875

約数の個数: 32

約数和(自身を含む): 51271920

約数和(自身を除く): 28759000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6781, 13562, 27124, 33905, 54248, 67810, 135620, 271240, 562823, 1125646, 2251292, 2814115, 4502584, 5628230, 11256460, 22512920]

約数ペア:

[(1, 22512920), (2, 11256460), (4, 5628230), (5, 4502584), (8, 2814115), (10, 2251292), (20, 1125646), (40, 562823), (83, 271240), (166, 135620), (332, 67810), (415, 54248), (664, 33905), (830, 27124), (1660, 13562), (3320, 6781)]