205780030

素因数分解:

$2^1\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{14461}}^1$

素因数の和:15891

約数の個数: 16

約数和(自身を含む): 370689984

約数和(自身を除く): 164909954

約数列:

[1, 2, 5, 10, 1423, 2846, 7115, 14230, 14461, 28922, 72305, 144610, 20578003, 41156006, 102890015, 205780030]

約数ペア:

[(1, 205780030), (2, 102890015), (5, 41156006), (10, 20578003), (1423, 144610), (2846, 72305), (7115, 28922), (14230, 14461)]