40272748

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 71724240

約数和(自身を除く): 31451492

約数列:

[1, 2, 4, 113, 139, 226, 278, 452, 556, 641, 1282, 2564, 15707, 31414, 62828, 72433, 89099, 144866, 178198, 289732, 356396, 10068187, 20136374, 40272748]

約数ペア:

[(1, 40272748), (2, 20136374), (4, 10068187), (113, 356396), (139, 289732), (226, 178198), (278, 144866), (452, 89099), (556, 72433), (641, 62828), (1282, 31414), (2564, 15707)]