89643820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14891}}^1$

素因数の和:14950

約数の個数: 48

約数和(自身を含む): 220163328

約数和(自身を除く): 130519508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 14891, 29782, 59564, 74455, 104237, 148910, 208474, 297820, 416948, 521185, 640313, 1042370, 1280626, 2084740, 2561252, 3201565, 4482191, 6403130, 8964382, 12806260, 17928764, 22410955, 44821910, 89643820]

約数ペア:

[(1, 89643820), (2, 44821910), (4, 22410955), (5, 17928764), (7, 12806260), (10, 8964382), (14, 6403130), (20, 4482191), (28, 3201565), (35, 2561252), (43, 2084740), (70, 1280626), (86, 1042370), (140, 640313), (172, 521185), (215, 416948), (301, 297820), (430, 208474), (602, 148910), (860, 104237), (1204, 74455), (1505, 59564), (3010, 29782), (6020, 14891)]