20139927340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{17657}}^1$

素因数の和:17827

約数の個数: 96

約数和(自身を含む): 47096852544

約数和(自身を除く): 26956925204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 107, 130, 164, 205, 214, 260, 410, 428, 533, 535, 820, 1066, 1070, 1391, 2132, 2140, 2665, 2782, 4387, 5330, 5564, 6955, 8774, 10660, 13910, 17548, 17657, 21935, 27820, 35314, 43870, 57031, 70628, 87740, 88285, 114062, 176570, 228124, 229541, 285155, 353140, 459082, 570310, 723937, 918164, 1140620, 1147705, 1447874, 1889299, 2295410, 2895748, 3619685, 3778598, 4590820, 7239370, 7557196, 9411181, 9446495, 14478740, 18822362, 18892990, 24560887, 37644724, 37785980, 47055905, 49121774, 77461259, 94111810, 98243548, 122804435, 154922518, 188223620, 245608870, 309845036, 387306295, 491217740, 774612590, 1006996367, 1549225180, 2013992734, 4027985468, 5034981835, 10069963670, 20139927340]

約数ペア:

[(1, 20139927340), (2, 10069963670), (4, 5034981835), (5, 4027985468), (10, 2013992734), (13, 1549225180), (20, 1006996367), (26, 774612590), (41, 491217740), (52, 387306295), (65, 309845036), (82, 245608870), (107, 188223620), (130, 154922518), (164, 122804435), (205, 98243548), (214, 94111810), (260, 77461259), (410, 49121774), (428, 47055905), (533, 37785980), (535, 37644724), (820, 24560887), (1066, 18892990), (1070, 18822362), (1391, 14478740), (2132, 9446495), (2140, 9411181), (2665, 7557196), (2782, 7239370), (4387, 4590820), (5330, 3778598), (5564, 3619685), (6955, 2895748), (8774, 2295410), (10660, 1889299), (13910, 1447874), (17548, 1147705), (17657, 1140620), (21935, 918164), (27820, 723937), (35314, 570310), (43870, 459082), (57031, 353140), (70628, 285155), (87740, 229541), (88285, 228124), (114062, 176570)]