1639172920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{532199}}^1$

素因数の和:532228

約数の個数: 64

約数和(自身を含む): 4598208000

約数和(自身を除く): 2959035080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 532199, 1064398, 2128796, 2660995, 3725393, 4257592, 5321990, 5854189, 7450786, 10643980, 11708378, 14901572, 18626965, 21287960, 23416756, 29270945, 29803144, 37253930, 40979323, 46833512, 58541890, 74507860, 81958646, 117083780, 149015720, 163917292, 204896615, 234167560, 327834584, 409793230, 819586460, 1639172920]

約数ペア:

[(1, 1639172920), (2, 819586460), (4, 409793230), (5, 327834584), (7, 234167560), (8, 204896615), (10, 163917292), (11, 149015720), (14, 117083780), (20, 81958646), (22, 74507860), (28, 58541890), (35, 46833512), (40, 40979323), (44, 37253930), (55, 29803144), (56, 29270945), (70, 23416756), (77, 21287960), (88, 18626965), (110, 14901572), (140, 11708378), (154, 10643980), (220, 7450786), (280, 5854189), (308, 5321990), (385, 4257592), (440, 3725393), (616, 2660995), (770, 2128796), (1540, 1064398), (3080, 532199)]