254359990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1105913}}^1$

素因数の和:1105943

約数の個数: 16

約数和(自身を含む): 477754848

約数和(自身を除く): 223394858

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1105913, 2211826, 5529565, 11059130, 25435999, 50871998, 127179995, 254359990]

約数ペア:

[(1, 254359990), (2, 127179995), (5, 50871998), (10, 25435999), (23, 11059130), (46, 5529565), (115, 2211826), (230, 1105913)]