20171929910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{40277}}^1$

素因数の和:40481

約数の個数: 64

約数和(自身を含む): 41238227520

約数和(自身を除く): 21066297610

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 157, 290, 314, 319, 638, 785, 1570, 1595, 1727, 3190, 3454, 4553, 8635, 9106, 17270, 22765, 40277, 45530, 50083, 80554, 100166, 201385, 250415, 402770, 443047, 500830, 886094, 1168033, 2215235, 2336066, 4430470, 5840165, 6323489, 11680330, 12646978, 12848363, 25696726, 31617445, 63234890, 64241815, 69558379, 128483630, 139116758, 183381181, 347791895, 366762362, 695583790, 916905905, 1833811810, 2017192991, 4034385982, 10085964955, 20171929910]

約数ペア:

[(1, 20171929910), (2, 10085964955), (5, 4034385982), (10, 2017192991), (11, 1833811810), (22, 916905905), (29, 695583790), (55, 366762362), (58, 347791895), (110, 183381181), (145, 139116758), (157, 128483630), (290, 69558379), (314, 64241815), (319, 63234890), (638, 31617445), (785, 25696726), (1570, 12848363), (1595, 12646978), (1727, 11680330), (3190, 6323489), (3454, 5840165), (4553, 4430470), (8635, 2336066), (9106, 2215235), (17270, 1168033), (22765, 886094), (40277, 500830), (45530, 443047), (50083, 402770), (80554, 250415), (100166, 201385)]