2570120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 6756480

約数和(自身を除く): 4186360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 137, 140, 268, 274, 280, 335, 469, 536, 548, 670, 685, 938, 959, 1096, 1340, 1370, 1876, 1918, 2345, 2680, 2740, 3752, 3836, 4690, 4795, 5480, 7672, 9179, 9380, 9590, 18358, 18760, 19180, 36716, 38360, 45895, 64253, 73432, 91790, 128506, 183580, 257012, 321265, 367160, 514024, 642530, 1285060, 2570120]

約数ペア:

[(1, 2570120), (2, 1285060), (4, 642530), (5, 514024), (7, 367160), (8, 321265), (10, 257012), (14, 183580), (20, 128506), (28, 91790), (35, 73432), (40, 64253), (56, 45895), (67, 38360), (70, 36716), (134, 19180), (137, 18760), (140, 18358), (268, 9590), (274, 9380), (280, 9179), (335, 7672), (469, 5480), (536, 4795), (548, 4690), (670, 3836), (685, 3752), (938, 2740), (959, 2680), (1096, 2345), (1340, 1918), (1370, 1876)]