2020003040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1013}}^1$

素因数の和:1153

約数の個数: 144

約数和(自身を含む): 5301694944

約数和(自身を除く): 3281691904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 103, 110, 121, 160, 176, 206, 220, 242, 352, 412, 440, 484, 515, 605, 824, 880, 968, 1013, 1030, 1133, 1210, 1648, 1760, 1936, 2026, 2060, 2266, 2420, 3296, 3872, 4052, 4120, 4532, 4840, 5065, 5665, 8104, 8240, 9064, 9680, 10130, 11143, 11330, 12463, 16208, 16480, 18128, 19360, 20260, 22286, 22660, 24926, 32416, 36256, 40520, 44572, 45320, 49852, 55715, 62315, 81040, 89144, 90640, 99704, 104339, 111430, 122573, 124630, 162080, 178288, 181280, 199408, 208678, 222860, 245146, 249260, 356576, 398816, 417356, 445720, 490292, 498520, 521695, 612865, 834712, 891440, 980584, 997040, 1043390, 1147729, 1225730, 1669424, 1782880, 1961168, 1994080, 2086780, 2295458, 2451460, 3338848, 3922336, 4173560, 4590916, 4902920, 5738645, 8347120, 9181832, 9805840, 11477290, 12625019, 16694240, 18363664, 19611680, 22954580, 25250038, 36727328, 45909160, 50500076, 63125095, 91818320, 101000152, 126250190, 183636640, 202000304, 252500380, 404000608, 505000760, 1010001520, 2020003040]

約数ペア:

[(1, 2020003040), (2, 1010001520), (4, 505000760), (5, 404000608), (8, 252500380), (10, 202000304), (11, 183636640), (16, 126250190), (20, 101000152), (22, 91818320), (32, 63125095), (40, 50500076), (44, 45909160), (55, 36727328), (80, 25250038), (88, 22954580), (103, 19611680), (110, 18363664), (121, 16694240), (160, 12625019), (176, 11477290), (206, 9805840), (220, 9181832), (242, 8347120), (352, 5738645), (412, 4902920), (440, 4590916), (484, 4173560), (515, 3922336), (605, 3338848), (824, 2451460), (880, 2295458), (968, 2086780), (1013, 1994080), (1030, 1961168), (1133, 1782880), (1210, 1669424), (1648, 1225730), (1760, 1147729), (1936, 1043390), (2026, 997040), (2060, 980584), (2266, 891440), (2420, 834712), (3296, 612865), (3872, 521695), (4052, 498520), (4120, 490292), (4532, 445720), (4840, 417356), (5065, 398816), (5665, 356576), (8104, 249260), (8240, 245146), (9064, 222860), (9680, 208678), (10130, 199408), (11143, 181280), (11330, 178288), (12463, 162080), (16208, 124630), (16480, 122573), (18128, 111430), (19360, 104339), (20260, 99704), (22286, 90640), (22660, 89144), (24926, 81040), (32416, 62315), (36256, 55715), (40520, 49852), (44572, 45320)]