20214320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36097}}^1$

素因数の和:36117

約数の個数: 40

約数和(自身を含む): 53713824

約数和(自身を除く): 33499504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36097, 72194, 144388, 180485, 252679, 288776, 360970, 505358, 577552, 721940, 1010716, 1263395, 1443880, 2021432, 2526790, 2887760, 4042864, 5053580, 10107160, 20214320]

約数ペア:

[(1, 20214320), (2, 10107160), (4, 5053580), (5, 4042864), (7, 2887760), (8, 2526790), (10, 2021432), (14, 1443880), (16, 1263395), (20, 1010716), (28, 721940), (35, 577552), (40, 505358), (56, 360970), (70, 288776), (80, 252679), (112, 180485), (140, 144388), (280, 72194), (560, 36097)]