2013778520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2129}}^1$

素因数の和:2277

約数の個数: 128

約数和(自身を含む): 5217307200

約数和(自身を除く): 3203528680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 107, 130, 136, 170, 214, 221, 260, 340, 428, 442, 520, 535, 680, 856, 884, 1070, 1105, 1391, 1768, 1819, 2129, 2140, 2210, 2782, 3638, 4258, 4280, 4420, 5564, 6955, 7276, 8516, 8840, 9095, 10645, 11128, 13910, 14552, 17032, 18190, 21290, 23647, 27677, 27820, 36193, 36380, 42580, 47294, 55354, 55640, 72386, 72760, 85160, 94588, 110708, 118235, 138385, 144772, 180965, 189176, 221416, 227803, 236470, 276770, 289544, 361930, 455606, 470509, 472940, 553540, 723860, 911212, 941018, 945880, 1107080, 1139015, 1447720, 1822424, 1882036, 2278030, 2352545, 2961439, 3764072, 3872651, 4556060, 4705090, 5922878, 7745302, 9112120, 9410180, 11845756, 14807195, 15490604, 18820360, 19363255, 23691512, 29614390, 30981208, 38726510, 50344463, 59228780, 77453020, 100688926, 118457560, 154906040, 201377852, 251722315, 402755704, 503444630, 1006889260, 2013778520]

約数ペア:

[(1, 2013778520), (2, 1006889260), (4, 503444630), (5, 402755704), (8, 251722315), (10, 201377852), (13, 154906040), (17, 118457560), (20, 100688926), (26, 77453020), (34, 59228780), (40, 50344463), (52, 38726510), (65, 30981208), (68, 29614390), (85, 23691512), (104, 19363255), (107, 18820360), (130, 15490604), (136, 14807195), (170, 11845756), (214, 9410180), (221, 9112120), (260, 7745302), (340, 5922878), (428, 4705090), (442, 4556060), (520, 3872651), (535, 3764072), (680, 2961439), (856, 2352545), (884, 2278030), (1070, 1882036), (1105, 1822424), (1391, 1447720), (1768, 1139015), (1819, 1107080), (2129, 945880), (2140, 941018), (2210, 911212), (2782, 723860), (3638, 553540), (4258, 472940), (4280, 470509), (4420, 455606), (5564, 361930), (6955, 289544), (7276, 276770), (8516, 236470), (8840, 227803), (9095, 221416), (10645, 189176), (11128, 180965), (13910, 144772), (14552, 138385), (17032, 118235), (18190, 110708), (21290, 94588), (23647, 85160), (27677, 72760), (27820, 72386), (36193, 55640), (36380, 55354), (42580, 47294)]