20548680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1694

約数の個数: 64

約数和(自身を含む): 62251200

約数和(自身を除く): 41702520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1571, 1635, 2180, 2616, 3142, 3270, 4360, 4713, 6284, 6540, 7855, 9426, 12568, 13080, 15710, 18852, 23565, 31420, 37704, 47130, 62840, 94260, 171239, 188520, 342478, 513717, 684956, 856195, 1027434, 1369912, 1712390, 2054868, 2568585, 3424780, 4109736, 5137170, 6849560, 10274340, 20548680]

約数ペア:

[(1, 20548680), (2, 10274340), (3, 6849560), (4, 5137170), (5, 4109736), (6, 3424780), (8, 2568585), (10, 2054868), (12, 1712390), (15, 1369912), (20, 1027434), (24, 856195), (30, 684956), (40, 513717), (60, 342478), (109, 188520), (120, 171239), (218, 94260), (327, 62840), (436, 47130), (545, 37704), (654, 31420), (872, 23565), (1090, 18852), (1308, 15710), (1571, 13080), (1635, 12568), (2180, 9426), (2616, 7855), (3142, 6540), (3270, 6284), (4360, 4713)]