3858820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 9491328

約数和(自身を除く): 5632508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 641, 860, 1204, 1282, 1505, 2564, 3010, 3205, 4487, 6020, 6410, 8974, 12820, 17948, 22435, 27563, 44870, 55126, 89740, 110252, 137815, 192941, 275630, 385882, 551260, 771764, 964705, 1929410, 3858820]

約数ペア:

[(1, 3858820), (2, 1929410), (4, 964705), (5, 771764), (7, 551260), (10, 385882), (14, 275630), (20, 192941), (28, 137815), (35, 110252), (43, 89740), (70, 55126), (86, 44870), (140, 27563), (172, 22435), (215, 17948), (301, 12820), (430, 8974), (602, 6410), (641, 6020), (860, 4487), (1204, 3205), (1282, 3010), (1505, 2564)]