2221407730

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{885023}}^1$

素因数の和:885281

約数の個数: 16

約数和(自身を含む): 4014468864

約数和(自身を除く): 1793061134

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 885023, 1770046, 4425115, 8850230, 222140773, 444281546, 1110703865, 2221407730]

約数ペア:

[(1, 2221407730), (2, 1110703865), (5, 444281546), (10, 222140773), (251, 8850230), (502, 4425115), (1255, 1770046), (2510, 885023)]