261724912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{711209}}^1$

素因数の和:711240

約数の個数: 20

約数和(自身を含む): 529140240

約数和(自身を除く): 267415328

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 711209, 1422418, 2844836, 5689672, 11379344, 16357807, 32715614, 65431228, 130862456, 261724912]

約数ペア:

[(1, 261724912), (2, 130862456), (4, 65431228), (8, 32715614), (16, 16357807), (23, 11379344), (46, 5689672), (92, 2844836), (184, 1422418), (368, 711209)]