2018087240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 5063385600

約数和(自身を除く): 3045298360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 103, 104, 130, 164, 205, 206, 260, 328, 410, 412, 515, 520, 533, 820, 824, 919, 1030, 1066, 1339, 1640, 1838, 2060, 2132, 2665, 2678, 3676, 4120, 4223, 4264, 4595, 5330, 5356, 6695, 7352, 8446, 9190, 10660, 10712, 11947, 13390, 16892, 18380, 21115, 21320, 23894, 26780, 33784, 36760, 37679, 42230, 47788, 53560, 54899, 59735, 75358, 84460, 94657, 95576, 109798, 119470, 150716, 168920, 188395, 189314, 219596, 238940, 274495, 301432, 376790, 378628, 439192, 473285, 477880, 489827, 548990, 753580, 757256, 946570, 979654, 1097980, 1230541, 1507160, 1893140, 1959308, 2195960, 2449135, 2461082, 3786280, 3880937, 3918616, 4898270, 4922164, 6152705, 7761874, 9796540, 9844328, 12305410, 15523748, 19404685, 19593080, 24610820, 31047496, 38809370, 49221640, 50452181, 77618740, 100904362, 155237480, 201808724, 252260905, 403617448, 504521810, 1009043620, 2018087240]

約数ペア:

[(1, 2018087240), (2, 1009043620), (4, 504521810), (5, 403617448), (8, 252260905), (10, 201808724), (13, 155237480), (20, 100904362), (26, 77618740), (40, 50452181), (41, 49221640), (52, 38809370), (65, 31047496), (82, 24610820), (103, 19593080), (104, 19404685), (130, 15523748), (164, 12305410), (205, 9844328), (206, 9796540), (260, 7761874), (328, 6152705), (410, 4922164), (412, 4898270), (515, 3918616), (520, 3880937), (533, 3786280), (820, 2461082), (824, 2449135), (919, 2195960), (1030, 1959308), (1066, 1893140), (1339, 1507160), (1640, 1230541), (1838, 1097980), (2060, 979654), (2132, 946570), (2665, 757256), (2678, 753580), (3676, 548990), (4120, 489827), (4223, 477880), (4264, 473285), (4595, 439192), (5330, 378628), (5356, 376790), (6695, 301432), (7352, 274495), (8446, 238940), (9190, 219596), (10660, 189314), (10712, 188395), (11947, 168920), (13390, 150716), (16892, 119470), (18380, 109798), (21115, 95576), (21320, 94657), (23894, 84460), (26780, 75358), (33784, 59735), (36760, 54899), (37679, 53560), (42230, 47788)]