3993430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 8320320

約数和(自身を除く): 4326890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 641, 890, 1246, 1282, 3115, 3205, 4487, 6230, 6410, 8974, 22435, 44870, 57049, 114098, 285245, 399343, 570490, 798686, 1996715, 3993430]

約数ペア:

[(1, 3993430), (2, 1996715), (5, 798686), (7, 570490), (10, 399343), (14, 285245), (35, 114098), (70, 57049), (89, 44870), (178, 22435), (445, 8974), (623, 6410), (641, 6230), (890, 4487), (1246, 3205), (1282, 3115)]