194533220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2161}}^1$

素因数の和:2820

約数の個数: 48

約数和(自身を含む): 467822208

約数和(自身を除く): 273288988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 2161, 2572, 3215, 4322, 4501, 6430, 8644, 9002, 10805, 12860, 15127, 18004, 21610, 22505, 30254, 43220, 45010, 60508, 75635, 90020, 151270, 302540, 1389523, 2779046, 5558092, 6947615, 9726661, 13895230, 19453322, 27790460, 38906644, 48633305, 97266610, 194533220]

約数ペア:

[(1, 194533220), (2, 97266610), (4, 48633305), (5, 38906644), (7, 27790460), (10, 19453322), (14, 13895230), (20, 9726661), (28, 6947615), (35, 5558092), (70, 2779046), (140, 1389523), (643, 302540), (1286, 151270), (2161, 90020), (2572, 75635), (3215, 60508), (4322, 45010), (4501, 43220), (6430, 30254), (8644, 22505), (9002, 21610), (10805, 18004), (12860, 15127)]