470020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 1003968

約数和(自身を除く): 533948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 331, 355, 662, 710, 1324, 1420, 1655, 3310, 6620, 23501, 47002, 94004, 117505, 235010, 470020]

約数ペア:

[(1, 470020), (2, 235010), (4, 117505), (5, 94004), (10, 47002), (20, 23501), (71, 6620), (142, 3310), (284, 1655), (331, 1420), (355, 1324), (662, 710)]