284942560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{254413}}^1$

素因数の和:254435

約数の個数: 48

約数和(自身を含む): 769347936

約数和(自身を除く): 484405376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 254413, 508826, 1017652, 1272065, 1780891, 2035304, 2544130, 3561782, 4070608, 5088260, 7123564, 8141216, 8904455, 10176520, 14247128, 17808910, 20353040, 28494256, 35617820, 40706080, 56988512, 71235640, 142471280, 284942560]

約数ペア:

[(1, 284942560), (2, 142471280), (4, 71235640), (5, 56988512), (7, 40706080), (8, 35617820), (10, 28494256), (14, 20353040), (16, 17808910), (20, 14247128), (28, 10176520), (32, 8904455), (35, 8141216), (40, 7123564), (56, 5088260), (70, 4070608), (80, 3561782), (112, 2544130), (140, 2035304), (160, 1780891), (224, 1272065), (280, 1017652), (560, 508826), (1120, 254413)]