20363350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 43934688

約数和(自身を除く): 23571338

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 73, 146, 175, 350, 365, 511, 730, 797, 1022, 1594, 1825, 2555, 3650, 3985, 5110, 5579, 7970, 11158, 12775, 19925, 25550, 27895, 39850, 55790, 58181, 116362, 139475, 278950, 290905, 407267, 581810, 814534, 1454525, 2036335, 2909050, 4072670, 10181675, 20363350]

約数ペア:

[(1, 20363350), (2, 10181675), (5, 4072670), (7, 2909050), (10, 2036335), (14, 1454525), (25, 814534), (35, 581810), (50, 407267), (70, 290905), (73, 278950), (146, 139475), (175, 116362), (350, 58181), (365, 55790), (511, 39850), (730, 27895), (797, 25550), (1022, 19925), (1594, 12775), (1825, 11158), (2555, 7970), (3650, 5579), (3985, 5110)]