4430020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31643}}^1$

素因数の和:31659

約数の個数: 24

約数和(自身を含む): 10632384

約数和(自身を除く): 6202364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 31643, 63286, 126572, 158215, 221501, 316430, 443002, 632860, 886004, 1107505, 2215010, 4430020]

約数ペア:

[(1, 4430020), (2, 2215010), (4, 1107505), (5, 886004), (7, 632860), (10, 443002), (14, 316430), (20, 221501), (28, 158215), (35, 126572), (70, 63286), (140, 31643)]