488382820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{1129}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 1052472960

約数和(自身を除く): 564090140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 503, 860, 1006, 1129, 2012, 2258, 2515, 4516, 5030, 5645, 10060, 11290, 21629, 22580, 43258, 48547, 86516, 97094, 108145, 194188, 216290, 242735, 432580, 485470, 567887, 970940, 1135774, 2271548, 2839435, 5678870, 11357740, 24419141, 48838282, 97676564, 122095705, 244191410, 488382820]

約数ペア:

[(1, 488382820), (2, 244191410), (4, 122095705), (5, 97676564), (10, 48838282), (20, 24419141), (43, 11357740), (86, 5678870), (172, 2839435), (215, 2271548), (430, 1135774), (503, 970940), (860, 567887), (1006, 485470), (1129, 432580), (2012, 242735), (2258, 216290), (2515, 194188), (4516, 108145), (5030, 97094), (5645, 86516), (10060, 48547), (11290, 43258), (21629, 22580)]