22130720

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 52676568

約数和(自身を除く): 30545848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 881, 1256, 1570, 1762, 2512, 3140, 3524, 4405, 5024, 6280, 7048, 8810, 12560, 14096, 17620, 25120, 28192, 35240, 70480, 138317, 140960, 276634, 553268, 691585, 1106536, 1383170, 2213072, 2766340, 4426144, 5532680, 11065360, 22130720]

約数ペア:

[(1, 22130720), (2, 11065360), (4, 5532680), (5, 4426144), (8, 2766340), (10, 2213072), (16, 1383170), (20, 1106536), (32, 691585), (40, 553268), (80, 276634), (157, 140960), (160, 138317), (314, 70480), (628, 35240), (785, 28192), (881, 25120), (1256, 17620), (1570, 14096), (1762, 12560), (2512, 8810), (3140, 7048), (3524, 6280), (4405, 5024)]