30138620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{88643}}^1$

素因数の和:88669

約数の個数: 24

約数和(自身を含む): 67014864

約数和(自身を除く): 36876244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 88643, 177286, 354572, 443215, 886430, 1506931, 1772860, 3013862, 6027724, 7534655, 15069310, 30138620]

約数ペア:

[(1, 30138620), (2, 15069310), (4, 7534655), (5, 6027724), (10, 3013862), (17, 1772860), (20, 1506931), (34, 886430), (68, 443215), (85, 354572), (170, 177286), (340, 88643)]