30639728

素因数分解:

$2^4\times 7^1\times {\mathrm{273569}}^1$

素因数の和:273584

約数の個数: 20

約数和(自身を含む): 67845360

約数和(自身を除く): 37205632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 273569, 547138, 1094276, 1914983, 2188552, 3829966, 4377104, 7659932, 15319864, 30639728]

約数ペア:

[(1, 30639728), (2, 15319864), (4, 7659932), (7, 4377104), (8, 3829966), (14, 2188552), (16, 1914983), (28, 1094276), (56, 547138), (112, 273569)]