4290020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{30643}}^1$

素因数の和:30659

約数の個数: 24

約数和(自身を含む): 10296384

約数和(自身を除く): 6006364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 30643, 61286, 122572, 153215, 214501, 306430, 429002, 612860, 858004, 1072505, 2145010, 4290020]

約数ペア:

[(1, 4290020), (2, 2145010), (4, 1072505), (5, 858004), (7, 612860), (10, 429002), (14, 306430), (20, 214501), (28, 153215), (35, 122572), (70, 61286), (140, 30643)]