27650920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 71101800

約数和(自身を除く): 43450880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 121, 145, 197, 220, 232, 242, 290, 319, 394, 440, 484, 580, 605, 638, 788, 968, 985, 1160, 1210, 1276, 1576, 1595, 1970, 2167, 2420, 2552, 3190, 3509, 3940, 4334, 4840, 5713, 6380, 7018, 7880, 8668, 10835, 11426, 12760, 14036, 17336, 17545, 21670, 22852, 23837, 28072, 28565, 35090, 43340, 45704, 47674, 57130, 62843, 70180, 86680, 95348, 114260, 119185, 125686, 140360, 190696, 228520, 238370, 251372, 314215, 476740, 502744, 628430, 691273, 953480, 1256860, 1382546, 2513720, 2765092, 3456365, 5530184, 6912730, 13825460, 27650920]

約数ペア:

[(1, 27650920), (2, 13825460), (4, 6912730), (5, 5530184), (8, 3456365), (10, 2765092), (11, 2513720), (20, 1382546), (22, 1256860), (29, 953480), (40, 691273), (44, 628430), (55, 502744), (58, 476740), (88, 314215), (110, 251372), (116, 238370), (121, 228520), (145, 190696), (197, 140360), (220, 125686), (232, 119185), (242, 114260), (290, 95348), (319, 86680), (394, 70180), (440, 62843), (484, 57130), (580, 47674), (605, 45704), (638, 43340), (788, 35090), (968, 28565), (985, 28072), (1160, 23837), (1210, 22852), (1276, 21670), (1576, 17545), (1595, 17336), (1970, 14036), (2167, 12760), (2420, 11426), (2552, 10835), (3190, 8668), (3509, 7880), (3940, 7018), (4334, 6380), (4840, 5713)]