40005968

素因数分解:

$2^4\times {\mathrm{67}}^2\times {\mathrm{557}}^1$

素因数の和:699

約数の個数: 30

約数和(自身を含む): 78826986

約数和(自身を除く): 38821018

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 557, 1072, 1114, 2228, 4456, 4489, 8912, 8978, 17956, 35912, 37319, 71824, 74638, 149276, 298552, 597104, 2500373, 5000746, 10001492, 20002984, 40005968]

約数ペア:

[(1, 40005968), (2, 20002984), (4, 10001492), (8, 5000746), (16, 2500373), (67, 597104), (134, 298552), (268, 149276), (536, 74638), (557, 71824), (1072, 37319), (1114, 35912), (2228, 17956), (4456, 8978), (4489, 8912)]