8744680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31231}}^1$

素因数の和:31249

約数の個数: 32

約数和(自身を含む): 22487040

約数和(自身を除く): 13742360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31231, 62462, 124924, 156155, 218617, 249848, 312310, 437234, 624620, 874468, 1093085, 1249240, 1748936, 2186170, 4372340, 8744680]

約数ペア:

[(1, 8744680), (2, 4372340), (4, 2186170), (5, 1748936), (7, 1249240), (8, 1093085), (10, 874468), (14, 624620), (20, 437234), (28, 312310), (35, 249848), (40, 218617), (56, 156155), (70, 124924), (140, 62462), (280, 31231)]