853420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 1820448

約数和(自身を除く): 967028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 601, 710, 1202, 1420, 2404, 3005, 6010, 12020, 42671, 85342, 170684, 213355, 426710, 853420]

約数ペア:

[(1, 853420), (2, 426710), (4, 213355), (5, 170684), (10, 85342), (20, 42671), (71, 12020), (142, 6010), (284, 3005), (355, 2404), (601, 1420), (710, 1202)]