2000990020

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{429397}}^1$

素因数の和:429639

約数の個数: 24

約数和(自身を含む): 4220123544

約数和(自身を除く): 2219133524

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4660, 429397, 858794, 1717588, 2146985, 4293970, 8587940, 100049501, 200099002, 400198004, 500247505, 1000495010, 2000990020]

約数ペア:

[(1, 2000990020), (2, 1000495010), (4, 500247505), (5, 400198004), (10, 200099002), (20, 100049501), (233, 8587940), (466, 4293970), (932, 2146985), (1165, 1717588), (2330, 858794), (4660, 429397)]