30628528

素因数分解:

$2^4\times 7^3\times {\mathrm{5581}}^1$

素因数の和:5610

約数の個数: 40

約数和(自身を含む): 69216800

約数和(自身を除く): 38588272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 5581, 11162, 22324, 39067, 44648, 78134, 89296, 156268, 273469, 312536, 546938, 625072, 1093876, 1914283, 2187752, 3828566, 4375504, 7657132, 15314264, 30628528]

約数ペア:

[(1, 30628528), (2, 15314264), (4, 7657132), (7, 4375504), (8, 3828566), (14, 2187752), (16, 1914283), (28, 1093876), (49, 625072), (56, 546938), (98, 312536), (112, 273469), (196, 156268), (343, 89296), (392, 78134), (686, 44648), (784, 39067), (1372, 22324), (2744, 11162), (5488, 5581)]