31727080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10301}}^1$

素因数の和:10330

約数の個数: 64

約数和(自身を含む): 89009280

約数和(自身を除く): 57282200

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, 10301, 20602, 41204, 51505, 72107, 82408, 103010, 113311, 144214, 206020, 226622, 288428, 360535, 412040, 453244, 566555, 576856, 721070, 793177, 906488, 1133110, 1442140, 1586354, 2266220, 2884280, 3172708, 3965885, 4532440, 6345416, 7931770, 15863540, 31727080]

約数ペア:

[(1, 31727080), (2, 15863540), (4, 7931770), (5, 6345416), (7, 4532440), (8, 3965885), (10, 3172708), (11, 2884280), (14, 2266220), (20, 1586354), (22, 1442140), (28, 1133110), (35, 906488), (40, 793177), (44, 721070), (55, 576856), (56, 566555), (70, 453244), (77, 412040), (88, 360535), (110, 288428), (140, 226622), (154, 206020), (220, 144214), (280, 113311), (308, 103010), (385, 82408), (440, 72107), (616, 51505), (770, 41204), (1540, 20602), (3080, 10301)]