27706280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1938

約数の個数: 64

約数和(自身を含む): 72627840

約数和(自身を除く): 44921560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 1867, 2120, 2968, 3710, 3734, 7420, 7468, 9335, 13069, 14840, 14936, 18670, 26138, 37340, 52276, 65345, 74680, 98951, 104552, 130690, 197902, 261380, 395804, 494755, 522760, 692657, 791608, 989510, 1385314, 1979020, 2770628, 3463285, 3958040, 5541256, 6926570, 13853140, 27706280]

約数ペア:

[(1, 27706280), (2, 13853140), (4, 6926570), (5, 5541256), (7, 3958040), (8, 3463285), (10, 2770628), (14, 1979020), (20, 1385314), (28, 989510), (35, 791608), (40, 692657), (53, 522760), (56, 494755), (70, 395804), (106, 261380), (140, 197902), (212, 130690), (265, 104552), (280, 98951), (371, 74680), (424, 65345), (530, 52276), (742, 37340), (1060, 26138), (1484, 18670), (1855, 14936), (1867, 14840), (2120, 13069), (2968, 9335), (3710, 7468), (3734, 7420)]