23212240

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1129}}^1$

素因数の和:1399

約数の個数: 40

約数和(自身を含む): 54226440

約数和(自身を除く): 31014200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1129, 1285, 2056, 2258, 2570, 4112, 4516, 5140, 5645, 9032, 10280, 11290, 18064, 20560, 22580, 45160, 90320, 290153, 580306, 1160612, 1450765, 2321224, 2901530, 4642448, 5803060, 11606120, 23212240]

約数ペア:

[(1, 23212240), (2, 11606120), (4, 5803060), (5, 4642448), (8, 2901530), (10, 2321224), (16, 1450765), (20, 1160612), (40, 580306), (80, 290153), (257, 90320), (514, 45160), (1028, 22580), (1129, 20560), (1285, 18064), (2056, 11290), (2258, 10280), (2570, 9032), (4112, 5645), (4516, 5140)]