3906940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11491}}^1$

素因数の和:11517

約数の個数: 24

約数和(自身を含む): 8687952

約数和(自身を除く): 4781012

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 11491, 22982, 45964, 57455, 114910, 195347, 229820, 390694, 781388, 976735, 1953470, 3906940]

約数ペア:

[(1, 3906940), (2, 1953470), (4, 976735), (5, 781388), (10, 390694), (17, 229820), (20, 195347), (34, 114910), (68, 57455), (85, 45964), (170, 22982), (340, 11491)]