87479560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{312427}}^1$

素因数の和:312445

約数の個数: 32

約数和(自身を含む): 224948160

約数和(自身を除く): 137468600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 312427, 624854, 1249708, 1562135, 2186989, 2499416, 3124270, 4373978, 6248540, 8747956, 10934945, 12497080, 17495912, 21869890, 43739780, 87479560]

約数ペア:

[(1, 87479560), (2, 43739780), (4, 21869890), (5, 17495912), (7, 12497080), (8, 10934945), (10, 8747956), (14, 6248540), (20, 4373978), (28, 3124270), (35, 2499416), (40, 2186989), (56, 1562135), (70, 1249708), (140, 624854), (280, 312427)]